Kontseptsioon : PowerShelliga seoses korduma kippuvad küsimused.
Võite kasutada seda nimekirja erinevalt :
- Käske skripti sisse copy / paste’da
- Kiirelt konkreetse käsu süntaksit näha
- Oma tehnilisi teadmisi parandada
- Uusi käske avastada
- End tööintervjuuks ette valmistada
| Uuendatud |
7. juuli 2015
|
| Autor | powershell-guru.com |
| Allikas | estonian.powershell-guru.com |
| Kategooriad |
75
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| Küsimused |
610
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System
Kuidas teha kindlaks minu PowerShelli versiooni?
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# via Powershell $PSVersionTable.PSVersion.Major # via Registry (Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\PowerShell\1\PowerShellEngine').PowerShellVersion # Versions 1 and 2 (Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\PowerShell\3\PowerShellEngine').PowerShellVersion # Versions 3 and 4 # via Remote Invoke-Command -ComputerName $computer -ScriptBlock { $PSVersionTable.PSVersion.Major } |
Kuidas käivitada, tagasiühilduvuse huvides, PowerShelli teises versioonis?
powershell.exe -Version 2.0
Kuidas nõuda PowerShelliga minimaalset PowerShelli versiooni (3.0 ja kõrgem) skriptis?
#Requires -Version 3.0
Kuidas nõuda PowerShelliga administratiivprivileege skripti jaoks?
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# Solution 1 #Requires -RunAsAdministrator # Solution 2 [bool]((whoami.exe /all) -match 'S-1-16-12288') |
Kuidas kontrollida PowerShelliga skripti parameetreid?
help -Name .\Get-ExchangeEnvironmentReport.ps1 -Full
Kuidas saada PowerShelliga teavet praeguse kasutaja kohta?
[Security.Principal.WindowsIdentity]::GetCurrent()
Kuidas PowerShelliga profiili luua, muuta ja uuesti laadida?
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# Create New-Item -Type file -Force $profile # Edit notepad.exe $profile # Reload (without restarting Powershell) & $profile .$profile |
Kuidas teha PowerShellga skriptis 5 sekundist / minutist pausi?
Start-Sleep -Seconds 5
Start-Sleep -Seconds 300 # 5 minutes
Kuidas saada PowerShelliga viimase alglaadimise aega?
(Get-CimInstance -ClassName win32_operatingsystem).LastBootUpTime
Kuidas saada PowerShelliga tüüp-kiirendusi?
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[PSObject].Assembly.GetType('System.Management.Automation.TypeAccelerators')::Get.GetEnumerator() | Select-Object -Property @{Name='Key'; Expression={$_.Key}},@{name='Value'; Expression={$_.Value}} | Sort-Object -Property Key | Format-Table -AutoSize |
Kuidas kuvada PowerShelliga käivitusprogramme?
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Get-WmiObject -Class Win32_StartupCommand | Sort-Object -Property Caption | Format-Table -Property Caption, Command, User -AutoSize |
Kuidas desinstallida PowerShelliga rakendust?
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$application = Get-WmiObject -Query "SELECT * FROM Win32_Product WHERE Name LIKE 'HP Recovery Manager'" $application.Uninstall() |
Kuidas teha PowerShelliga kogu töölauast või aktiivsest aknast ekraanipilti?
Take-ScreenShot -Screen -File 'C:\scripts\screenshot.png' -Imagetype JPEG
Repository : Take-ScreenShot
Kuidas saada PowerShelliga sõnumite arvu MSMQ järjekordade jaoks?
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Get-WmiObject -Class Win32_PerfRawData_MSMQ_MSMQQueue -ComputerName $computer | Format-Table -Property Name, MessagesInQueue -AutoSize |
Kuidas seada PowerShelliga täitmispoliitikat?
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# Restricted - No scripts can be run. Windows PowerShell can be used only in interactive mode. Set-ExecutionPolicy -ExecutionPolicy Restricted # AllSigned - Only scripts signed by a trusted publisher can be run. Set-ExecutionPolicy -ExecutionPolicy AllSigned # RemoteSigned - Downloaded scripts must be signed by a trusted publisher before they can be run. Set-ExecutionPolicy -ExecutionPolicy RemoteSigned # Unrestricted - No restrictions - All Windows PowerShell scripts can be run. Set-ExecutionPolicy -ExecutionPolicy Unrestricted |
Kuidas luua PowerShelliga otsetee?
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$shell = New-Object -ComObject WScript.Shell $shortcut = $shell.Createshortcut("$HOME\Desktop\Procexp.lnk") $shortcut.TargetPath = 'C:\SysinternalsSuite\procexp.exe' $shortcut.Save() |
Kuidas kinnitada PowerShelliga programmi tegumiribale või eemaldada programmi tegumiribalt?
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$shell = New-Object -ComObject shell.application $program = $shell.Namespace($env:windir).Parsename('notepad.exe') $program.Invokeverb('TaskbarPin') $program.Invokeverb('TaskbarUnpin') |
Kuidas avada PowerShelliga Windows Explorerit?
[Diagnostics.Process]::Start('explorer.exe')
Invoke-Item -Path C:\Windows\explorer.exe
Kuidas kuvada PowerShelliga seadmedraivereid?
Get-WmiObject -Class Win32_PnPSignedDriver
Get-WindowsDriver -Online -All
driverquery.exe
Kuidas luua PowerShelliga GUID (globaalne identifikaator)?
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# Empty GUID $guid = [GUID]::Empty # New GUID (lower case by default) $guid = [GUID]::NewGuid() # New GUID (upper case) $guid = ([GUID]::NewGuid()).ToString().ToUpper() # New GUID with a specific value $guid = [GUID]('bc4ad3d3-d704-4bd0-843f-d607fbbc4cd7') |
Kuidas saada praeguse PowerShelli kasutaja ajutise kataloogi asukohta?
[System.IO.Path]::GetTempPath()
Kuidas liita PowerShelliga teed ja lapseteed üheks teeks?
Join-Path -Path C:\ -ChildPath \windows
Kuidas kuvada PowerShelliga kõiki cmdlets “Get-*”e?
Get-Command -Verb Get
Kuidas kuvada PowerShelliga erilisi süsteemikaustu?
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[System.Enum]::GetNames([System.Environment+SpecialFolder]) | ForEach-Object -Process { $_ + " [System.Environment]::GetFolderPath($_)" } |
Kuidas ühendada PowerShelliga ISO- / VHD-faile?
Mount-DiskImage 'D:\ISO\file.iso' # ISO
Mount-DiskImage 'D:\VHD\file.vhd' # VHD
Kuidas kontrollida PowerShelliga “.NET Framework”i installitud versioone?
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Get-ChildItem -Path 'HKLM:\SOFTWARE\Microsoft\NET Framework Setup\NDP' -Recurse | Get-ItemProperty -Name Version -EA 0 | Where-Object -FilterScript { $_.PSChildName -match '^(?!S)\p{L}' } | Select-Object -Property PSChildName, Version |
Kuidas kontrollida PowerShelliga, kas “.NET Framework”i versioon 4.5 on paigaldatud?
(Get-ItemProperty -Path 'HKLM:\Software\Microsoft\NET Framework Setup\NDP\v4\Full' -EA 0).Version -like '4.5*'
Kuidas alustada ja lõpetada PowerShelliga transkripti (luua register Windows PowerShelli sessioonist)?
Start-Transcript -Path 'C:\scripts\transcript.txt
Stop-Transcript
Kuidas muuta PowerShelliga praegust kataloogi seoses konkreetse asukohaga?
Set-Location -Path 'C:\scripts'
Kuidas teostada PowerShelliga ekraani kliiringut?
Clear-Host
cls # Alias
Kuidas muuta PowerShelliga ekraani resolutsiooni?
Set-DisplayResolution -Width 1280 -Height 1024 -Force # Windows 2012
Kuidas seada PowerShelliga täisekraan-akent?
mode.com 300
Kuidas saada PowerShelliga pildi mõõte (laiust ja kõrgust)?
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$picture = New-Object -ComObject Wia.ImageFile $picture.LoadFile('C:\screenshot.jpg') [PSCustomObject] @{ Width = $picture.Width Height = $picture.Height } |
Kuidas saada PowerShelliga Windowsi tootenumbrit?
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function Get-WindowsKey { ## function to retrieve the Windows Product Key from any PC ## by Jakob Bindslet (jakob@bindslet.dk) param ($targets = '.') $hklm = 2147483650 $regPath = 'Software\Microsoft\Windows NT\CurrentVersion' $regValue = 'DigitalProductId' Foreach ($target in $targets) { $productKey = $null $win32os = $null $wmi = [WMIClass]"\\$target\root\default:stdRegProv" $data = $wmi.GetBinaryValue($hklm,$regPath,$regValue) $binArray = ($data.uValue)[52..66] $charsArray = 'B', 'C', 'D', 'F', 'G', 'H', 'J', 'K', 'M', 'P', 'Q', 'R', 'T', 'V', 'W', 'X', 'Y', '2', '3', '4', '6', '7', '8', '9' ## decrypt base24 encoded binary data For ($i = 24; $i -ge 0; $i--) { $k = 0 For ($j = 14; $j -ge 0; $j--) { $k = $k * 256 -bxor $binArray[$j] $binArray[$j] = [math]::truncate($k / 24) $k = $k % 24 } $productKey = $charsArray[$k] + $productKey If (($i % 5 -eq 0) -and ($i -ne 0)) { $productKey = '-' + $productKey } } $win32os = Get-WmiObject -Class Win32_OperatingSystem -ComputerName $target $obj = New-Object -TypeName Object $obj | Add-Member -MemberType Noteproperty -Name Computer -Value $target $obj | Add-Member -MemberType Noteproperty -Name Caption -Value $win32os.Caption $obj | Add-Member -MemberType Noteproperty -Name CSDVersion -Value $win32os.CSDVersion $obj | Add-Member -MemberType Noteproperty -Name OSArch -Value $win32os.OSArchitecture $obj | Add-Member -MemberType Noteproperty -Name BuildNumber -Value $win32os.BuildNumber $obj | Add-Member -MemberType Noteproperty -Name RegisteredTo -Value $win32os.RegisteredUser $obj | Add-Member -MemberType Noteproperty -Name ProductID -Value $win32os.SerialNumber $obj | Add-Member -MemberType Noteproperty -Name ProductKey -Value $productKey $obj } } |
Perfmon
Kuidas saada PowerShelliga (keskmist) viimase 5 sekundi (10 kordset) praegust “% Processor Time”i?
(Get-Counter '\Processor(_total)\% Processor Time' -SampleInterval 5 -MaxSamples 10).CounterSamples.CookedValue
Assemblies
Kuidas laadida PowerShelliga assemblereid?
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Add-Type -AssemblyName 'System.Windows.Forms' Add-Type -Path 'C:\Windows\Microsoft.Net\assembly\GAC_MSIL\System.Windows.Forms\v4.0_4.0.0.0__b77a5c561934e089\System.Windows.Forms.dll' # Deprecated [System.Reflection.Assembly]::LoadFrom('C:\Windows\Microsoft.Net\assembly\GAC_MSIL\System.Windows.Forms\v4.0_4.0.0.0__b77a5c561934e089\System.Windows.Forms.dll') |
Kuidas kontrollida PowerShelliga praegust “.NET”iga laetud assemblereid?
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# Check All [System.AppDomain]::CurrentDomain.GetAssemblies() # Check specific one [System.AppDomain]::CurrentDomain.GetAssemblies() | Where-Object -FilterScript { $_.FullName -like '*forms*' } |
Kuidas leida PowerShelliga GAC (Global Assembly Cache) -teed?
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(New-Object -TypeName Regex -ArgumentList '(?<=file:///)(.*)(?=\/GAC)', 'IgnoreCase').Match(([PSObject].Assembly.Evidence | Where-Object -FilterScript { $_.Value -ne $null }).Value).Value -replace '/', '\' |
Clipboard
Kuidas kopeerida PowerShelliga tulemused lõikelauale?
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Get-Process | clip.exe |
Kuidas saada PowerShelliga lõikelaua sisu?
Add-Type -AssemblyName PresentationCore
[Windows.Clipboard]::GetText()
Hotfixes
Kuidas saada PowerShelliga paigaldatud kiirparandused?
Get-HotFix -ComputerName $computer
Kuidas saada PowerShelliga kiirparandused, mis on paigaldatud enne / pärast kindlat kuupäeva?
Get-HotFix | Where-Object -FilterScript { $_.InstalledOn -lt ([DateTime]'01/01/2015') } # Before 01/01/2015
Get-HotFix | Where-Object -FilterScript {$_.InstalledOn -gt ([DateTime]'01/01/2015')} # After 01/01/2015
Kuidas PowerShelliga kontrollida, kas kiirparandus on on paigaldatud?
Get-HotFix -Id KB2965142
Kuidas saada PowerShelliga kiirparandused, mis on paigaldatud kaugarvutile?
Get-HotFix -ComputerName $computer
Pagefile
Kuidas saada PowerShelliga teavet Pagefile’i kohta?
Get-WmiObject -Class Win32_PageFileusage | Select-Object -Property Name, CurrentUsage, AllocatedBaseSize, PeakUsage, InstallDate
Kuidas saada PowerShelliga Pagefile’i jaoks soovitatud suurus (MB)?
[Math]::Truncate(((Get-WmiObject -Class Win32_ComputerSystem).TotalPhysicalMemory) / 1MB) * 1.5
Kuidas luua PowerShelliga (D:) ajamile Pagefile (4096 MB)?
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Set-WmiInstance -Class Win32_PageFileSetting -Arguments @{ Name = 'D:\pagefile.sys' InitialSize = 4096 MaximumSize = 4096 } |
Kuidas kustutada PowerShelliga (C:) ajamilt Pagefile?
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$privileges = Get-WmiObject -Class Win32_computersystem -EnableAllPrivileges $privileges.AutomaticManagedPagefile = $false $privileges.Put() $pagefile = Get-WmiObject -Query "select * from Win32_PageFileSetting where name='c:\\pagefile.sys'" $pagefile.Delete() # Reboot required |
Maintenance
Kuidas kontrollida PowerShelliga ajami killustatust?
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$drive = Get-WmiObject -Class Win32_Volume -Filter "DriveLetter = 'c:'" $defragReport = $drive.DefragAnalysis() $defragReport.DefragAnalysis |
Kuidas kontrollida PowerShelliga ajami kettaruumi?
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Get-WmiObject -Class Win32_logicaldisk | Format-Table -Property @{ Name = 'Drive' Expression = {$_.DeviceID} }, @{ Name = 'Total size (GB)' Expression = {[decimal]('{0:N0}' -f($_.Size/1gb))} }, @{ Name = 'Free space(GB)' Expression = {[decimal]('{0:N0}'-f($_.Freespace/1gb))} }, @{ Name = 'Free (%)' Expression = {'{0,6:P0}' -f(($_.Freespace/1gb) / ($_.size/1gb))} } -AutoSize |
Files
Kuidas avada PowerShelliga faili?
Invoke-Item -Path 'C:\scripts\file.txt'
.'C:\scripts\file.txt'
Kuidas lugeda PowerShelliga faili?
Get-Content -Path 'C:\scripts\file.txt'
gc "C:\scripts\file.txt" # Alias
Kuidas kirjutada PowerShelliga failile väljundit?
'Line1', 'Line2', 'Line3' | Out-File -FilePath 'C:\scripts\file.txt'
'Line1', 'Line2', 'Line3' | Add-Content -Path file.txt
Kuidas saada PowerShelliga praeguse skripti täisnime?
$MyInvocation.MyCommand.Path
Kuidas tihendada / zippida PowerShelliga faile?
Add-Type -AssemblyName 'System.IO.Compression.Filesystem'
[System.IO.Compression.ZipFile]::CreateFromDirectory($folder,$fileZIP)
Kuidas pakkida / zippida PowerShelliga faile lahti?
Add-Type -AssemblyName 'System.IO.Compression.Filesystem'
[System.IO.Compression.ZipFile]::ExtractToDirectory($fileZIP, $folder)
Kuidas näha PowerShelliga ZIP-arhiivis olevaid faile?
Add-Type -AssemblyName 'System.IO.Compression.Filesystem'
[System.IO.Compression.ZipFile]::OpenRead($fileZIP)
Kuidas kuvada PowerShelliga faili suurust KB-des?
(Get-ChildItem -Path .\winsrv.dll).Length /1KB
(Get-ChildItem -Path .\winsrv.dll).Length /1MB
(Get-ChildItem -Path .\winsrv.dll).Length /1GB
Kuidas leida PowerShelliga faile, mis on kas suuremad või väiksemad kui 1 GB?
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# Larger than 1 GB Get-ChildItem -Path C:\ -Recurse -ErrorVariable $errorsSearch | Where-Object -FilterScript {$_.Length -gt 1GB} # Less than 1 GB Get-ChildItem -Path C:\ -Recurse -ErrorVariable $errorsSearch | Where-Object -FilterScript {$_.Length -lt 1GB} |
Kuidas kuvada PowerShelliga nimelaiendita faili nime?
[System.IO.Path]::GetFileNameWithoutExtension('C:\Windows\system32\calc.exe') # Return calc
Kuidas kuvada PowerShelliga faili nimelaiendit?
[System.IO.Path]::GetExtension('C:\scripts\file.txt') # Return .txt
Kuidas saada PowerShelliga faili faili-versiooni?
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(Get-Item -Path C:\Windows\System32\calc.exe).VersionInfo.FileVersion [System.Diagnostics.FileVersionInfo]::GetVersionInfo('C:\Windows\system32\calc.exe').FileVersion |
Kuidas saada PowerShelliga faili räsiväärtust?
(Get-FileHash $file).Hash
Kuidas saada PowerShelliga faili MD5 / SHA1 kontrollsummat?
Get-FileHash $file -Algorithm MD5
Get-FileHash $file -Algorithm SHA1
Kuidas kuvada PowerShelliga peidetud faile?
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# Display only hidden files Get-ChildItem -Hidden -File # Display all files (including hidden files) Get-ChildItem -Force -File |
Kuidas kontrollida PowerShelliga, kas failil on laiendit?
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[System.IO.Path]::HasExtension('C:\hiberfil.sys') |
Kuidas seada PowerShelliga faili “Ainult lugemiseks”?
Set-ItemProperty -Path .\file.txt -Name IsReadOnly -Value $true
Kuidas muuta PowerShelliga faili “LastWriteTime”i atribuuti eelmisele nädalale?
Set-ItemProperty -Path .\file.txt -Name LastWriteTime -Value ((Get-Date).AddDays(-7))
If not working, use Nirsoft tool: BulkFileChanger.
Kuidas luua PowerShelliga uut faili?
New-Item -ItemType File -Path 'C:\scripts\file.txt' -Value 'FirstLine'
Kuidas PowerShelliga faili ümbernimetada?
Rename-Item -Path 'C:\scripts\file.txt' -NewName 'C:\scripts\powershellguru2.txt'
Kuidas PowerShelliga mitut faili / pakkfaile ümbernimetada?
Get-ChildItem -Path C:\scripts\txt | Rename-Item -NewName { $_.Name -replace ' ', '_' }
Kuidas PowerShelliga faili kustutada?
Remove-Item -Path 'C:\scripts\file.txt'
Kuidas kuvada PowerShelliga 10 viimast failirida?
Get-Content -Path 'C:\scripts\log.txt' -Tail 10
Kuidas deblokeerida PowerShelliga kausta mitut faili?
Get-ChildItem -Path 'C:\scripts\Modules' | Unblock-File
Kuidas eemaldada PowerShelliga faili tühje ridu?
(Get-Content -Path file.txt) | Where-Object -FilterScript {$_.Trim() -ne '' } | Set-Content -Path file.txt
Kuidas kontrollida PowerShelliga, kas fail on olemas?
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Test-Path -Path 'C:\Windows\notepad.exe' # Return True |
Kuidas saada PowerShelliga kausta uusimaid / vanimaid loodud faile?
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Get-ChildItem | Sort-Object -Property CreationTime | Select-Object -Last 1 # Newest Get-ChildItem | Sort-Object -Property CreationTime | Select-Object -First 1 # Oldest |
Kuidas eemaldada PowerShelliga faili duplikaat-ridu?
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Get-Content -Path .\file.txt | Select-Object -Unique # Display Get-Content -Path .\file.txt | Select-Object -Unique | Set-Content -Path .\testing.txt # Save |
Kuidas saada PowerShelliga kaustas olevaid faile, mis on loodud rohkem / vähem kui 1 kuu tagasi?
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$1MonthAgo = (Get-Date).AddMonths(-1) Get-ChildItem | ?{$_.LastWriteTime -lt $1MonthAgo} | Select-Object LastWriteTime,Name,DirectoryName # More Get-ChildItem | ?{$_.LastWriteTime -gt $1MonthAgo} | Select-Object LastWriteTime,Name,DirectoryName # Less |
Kuidas saada PowerShelliga kaustas olevaid faile, mis on loodud rohkem / vähem kui 1 aasta tagasi?
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$1YearAgo = (Get-Date).AddYears(-1) Get-ChildItem | ?{$_.LastWriteTime -lt $1YearAgo} | Select-Object LastWriteTime,Name,DirectoryName # More Get-ChildItem | ?{$_.LastWriteTime -gt $1YearAgo} | Select-Object LastWriteTime,Name,DirectoryName # Less |
Kuidas eksportida PowerShelliga failile muutuja väärtust?
Set-Content -Path file.txt -Value $variable
Kuidas loendada PowerShelliga kaustas olevate (* .txt) failide arvu?
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[System.IO.Directory]::GetFiles('C:\scripts', '*.txt').Count (Get-ChildItem -Path 'C:\scripts' -Filter *.txt).Count (Get-ChildItem -Path 'C:\scripts' -Filter *.txt -Recurse).Count # Recursive |
Kuidas otsida PowerShelliga mitme faili sees olevaid stringe?
Select-String -Path 'C:\*.txt' -Pattern 'Test'
Kuidas kuvada PowerShelliga esimest / viimast faili-rida?
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'Line1', 'Line2', 'Line3' | Out-File -FilePath file.txt # First Line Get-Content -Path .\file.txt | Select-Object -First 1 # Returns Line1 (Get-Content -Path .\file.txt)[0] # Returns Line1 # Last Line Get-Content -Path .\file.txt | Select-Object -Last 1 # Returns Line3 (Get-Content -Path .\file.txt)[-1] # Returns Line3 |
Kuidas kuvada PowerShelliga faili konkreetse rea numbrit?
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'Line1', 'Line2', 'Line3' | Out-File -FilePath file.txt Get-Content -Path .\file.txt | Select-Object -Index 0 # Returns Line1 Get-Content -Path .\file.txt | Select-Object -Index 2 # Returns Line3 |
Kuidas loendada PowerShelliga faili ridade arvu?
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'Line1', 'Line2', 'Line3' | Out-File -FilePath file.txt (Get-Content -Path .\file.txt | Measure-Object -Line).Lines # Returns 3 |
Kuidas loendada PowerShelliga faili tähtede ja sõnade arvu?
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'Test', 'Powershell', 'Test Powershell' | Out-File -FilePath file.txt # Words (Return 4) (Get-Content -Path .\file.txt | Measure-Object -Word).Words # Characters (Return 23) (Get-Content -Path .\file.txt | Measure-Object -Character).Characters # Characters and ignore whitespaces (Return 22) (Get-Content -Path .\file.txt | Measure-Object -Character -IgnoreWhiteSpace).Characters |
Kuidas laadida PowerShelliga faili alla?
Invoke-WebRequest -Uri 'http://www.nirsoft.net/utils/searchmyfiles.zip' -OutFile 'C:\tools\searchmyfiles.zip'
Kuidas kuvada PowerShelliga faili täielikku teed?
Resolve-Path -Path .\script.ps1 # Return C:\Scripts\script.ps1
Copy
Kuidas kopeerida PowerShelliga ühte faili kausta sisse?
Copy-Item -Path 'C:\source\file.txt' -Destination 'C:\destination'
Kuidas kopeerida PowerShelliga ühte faili mitme kausta sisse?
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$destination = 'C:\destination\Folder1', 'C:\destination\Folder2' $destination | Copy-Item -Path 'C:\source\file.txt' -Recurse -Destination {$_} |
Kuidas kopeerida PowerShelliga mitut faili ühe kausta sisse?
Get-ChildItem -Path 'C:\source' -Filter *.txt | Copy-Item -Destination 'C:\destination'
Active Directory
Domain & Forest
Kuidas leida PowerShelliga Active Directory’st Global Catalog’i servereid?
[System.DirectoryServices.ActiveDirectory.Forest]::GetCurrentForest().GlobalCatalogs
Kuidas leida PowerShelliga Active Directory’st saite?
[System.DirectoryServices.ActiveDirectory.Forest]::GetCurrentForest().Sites
Kuidas leida PowerShelliga praeguset domeenikontrollerit?
(Get-ADDomainController).HostName
Kuidas leida PowerShelliga kõik domeenis olevad domeenikontrollerid?
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# Solution 1 Get-ADDomainController -Filter * | ForEach-Object -Process {$_.Name} # Solution 2 Get-ADGroupMember 'Domain Controllers' | ForEach-Object -Process {$_.Name} # Solution 3 Get-ADComputer -LDAPFilter '(&(objectCategory=computer)(userAccountControl:1.2.840.113556.1.4.803:=8192))' | ForEach-Object -Process {$_.Name} # Solution 4 [System.DirectoryServices.ActiveDirectory.Domain]::GetCurrentDomain() | ForEach-Object -Process {$_.DomainControllers} | ForEach-Object -Process {$_.Name} |
Kuidas leida PowerShelliga AD replikatsioonide ebaõnnestumised?
Get-ADReplicationFailure dc02.domain.com # Windows 8 and 2012
Kuidas leida PowerShelliga Active Directory’st metsa jaoks hauakivi eluiga?
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(Get-ADObject -Identity "cn=Directory Service,cn=Windows NT,cn=Services,$(([adsi]('LDAP://RootDSE')).configurationNamingContext)" -Properties tombstonelifetime).tombstonelifetime |
Kuidas saada PowerShelliga Active Directory’st metsa / domeeni andmeid?
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Get-ADDomain domain.com Get-ADForest domain.com |
Kuidas saada PowerShelliga Active Directory’st “Kustutatud objektide”-konteineri teed?
(Get-ADDomain).DeletedObjectsContainer
Kuidas lubada PowerShelliga Active Directory’st AD prügkasti-funktsiooni?
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Enable-ADOptionalFeature -Identity 'CN=Recycle Bin Feature,CN=Optional Features,CN=Directory Service,CN=Windows NT,CN=Services,CN=Configuration,DC=domain,DC=com' -Scope ForestOrConfigurationSet -Target 'domain.com' |
Kuidas PowerShelliga Active Directory prügkastist AD kontot taastada?
Get-ADObject -Filter 'samaccountname -eq "powershellguru"' -IncludeDeletedObjects | Restore-ADObject
Kuidas leida PowerShelliga FSMO rolle?
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# Solution 1 Get-ADForest | Format-List -Property SchemaMaster, DomainNamingMaster Get-ADDomain | Format-List -Property PDCEmulator, RIDMaster, InfrastructureMaster # Solution 2 netdom query fsmo # Solution 3 [System.DirectoryServices.ActiveDirectory.Forest]::GetCurrentForest().SchemaRoleOwner [System.DirectoryServices.ActiveDirectory.Forest]::GetCurrentForest().NamingRoleOwner [System.DirectoryServices.ActiveDirectory.Domain]::GetCurrentDomain().InfrastructureRoleOwner [System.DirectoryServices.ActiveDirectory.Domain]::GetCurrentDomain().PdcRoleOwner [System.DirectoryServices.ActiveDirectory.Domain]::GetCurrentDomain().RidRoleOwner |
Kuidas ühendada PowerShelliga konkreetse domeeni kontrollerit?
Get-ADUser -Identity $user -Server 'serverDC01'
Kuidas saada PowerShelliga praegust sisselogimise serverit?
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($env:LOGONSERVER).Substring(2) ([System.Environment]::GetEnvironmentVariable('logonserver')).Substring(2) |
Kuidas teha PowerShelliga arvutil “gpupdate”?
Invoke-GPUpdate -Computer $computer -Force -RandomDelayInMinutes 0 # Windows 2012
Groups
Kuidas luua PowerShelliga Active Directory-s uut gruppi?
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New-ADGroup -Name 'Powershell Guru' -SamAccountName powershellguru -GroupCategory Security -GroupScope Global -DisplayName 'Powershell Guru' -Path 'OU=MyOU,DC=domain,DC=com' -Description 'My account' |
Kuidas PowerShelliga Active Directory-st gruppi eemaldada?
Remove-ADGroup -Identity 'PowershellGuru'
Kuidas PowerShelliga Active Directory-s gruppi kasutajat lisada?
Add-ADGroupMember "Powershell Guru" -Members powershellguru
Kuidas PowerShelliga Active Directory-s grupi kasutajat eemaldada?
Remove-ADGroupMember 'Powershell Guru' -Members powershellguru
Kuidas PowerShelliga Active Directory-st tühje gruppe (liikmeteta) leida?
Get-ADGroup -Filter * -Properties Members | Where-Object -FilterScript {-not $_.Members}
Kuidas PowerShelliga Active Directory-s tühje gruppe (liikmeteta) loendada?
(Get-ADGroup -Filter * -Properties Members | Where-Object -FilterScript {-not $_.Members}).Count
Kuidas PowerShelliga Active Directory-s grupi liikmeid saada?
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# Solution 1 Get-ADGroupMember 'Powershell Guru' | ForEach-Object -Process {$_.DistinguishedName} Get-ADGroupMember 'Powershell Guru' | ForEach-Object -Process {$_.Samaccountname} # Solution 2 Get-ADGroup 'Powershell Guru' -Properties Members | Select-Object -Property Members -ExpandProperty Members | Sort-Object # Solution 3 function Get-ADGroupMemberFast { [CmdletBinding()] Param ( [Parameter(Mandatory = $true)] [string]$GroupName ) $de = New-Object -TypeName System.DirectoryServices.DirectoryEntry $ds = New-Object -TypeName System.DirectoryServices.DirectorySearcher $ds.SearchRoot = $de $ds.Filter = "(cn=$group)" $null = $ds.PropertiesToLoad.Add('member') $result = $ds.FindOne() if($result) { $account = $result.GetDirectoryEntry() $account.Properties['member'] | ForEach-Object -Process {$_} } } Get-ADGroupMemberFast -GroupName 'Powershell Guru' |
Kuidas saada PowerShelliga Active Directory-s grupi liikmete rekursiivseid liikmeid?
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Get-ADGroupMember 'Powershell Guru' -Recursive | ForEach-Object -Process {$_.DistinguishedName} Get-ADGroupMember 'Powershell Guru' -Recursive | ForEach-Object -Process {$_.SamAccountName} |
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(Get-ADGroupMember 'Powershell Guru' | ForEach-Object -Process {$_.Samaccountname}).Count (Get-ADGroupMember 'Powershell Guru' -Recursive | ForEach-Object -Process {$_.Samaccountname}).Count |
Users
Kuidas kasutada PowerShelliga Active Directory-s “Get-ADUser”i filtri metamärke?
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# Filter (Get-ADUser -SearchBase 'OU=myOU,DC=domain,DC=com' -Filter {name -like '*vip*'} -Properties Name).Name # LDAPFilter (Get-ADUser -SearchBase 'OU=myOU,DC=domain,DC=com' -LDAPFilter '(name=*vip*)' -Properties Name).Name # With a variable $user = '*vip*' (Get-ADUser -SearchBase 'OU=myOU,DC=domain,DC=com' -Filter {name -like $user} -Properties Name).Name |
Kuidas viia PowerShelliga Active Directory-s kasutaja teisele OU-le?
Move-ADObject -Identity $dn -TargetPath 'OU=myOU,DC=domain,DC=com'
Kuidas leida PowerShelliga kasutaja jaoks kõiki (Pesastatud) Liikmeid?
Get-ADGroup -LDAPFilter "(member:1.2.840.113556.1.4.1941:=$($dn))"
Kuidas saada PowerShelliga kasutaja jaoks (lühikese nimega / lühenditega) Liikmete loetelu?
(Get-ADUser $user -Properties MemberOf).MemberOf | ForEach-Object -Process {($_ -split ',')[0].Substring(3)} | Sort-Object
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Set-ADUser $samAccountName -DisplayName 'DisplayName' -GivenName 'Test' -Surname 'Powershell' -DisplayName 'Test Powershell' Rename-ADObject $dn -NewName 'Test Powershell' #FullName |
Kuidas muuta PowerShelliga Active Directory-s kasutajakonto Kirjeldust, Kontorit ja telefoninumbrit?
Set-ADUser $samAccountName -Description 'IT Consultant' -Office 'Building B' -OfficePhone '12345'
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# 31/12/2015 Set-ADAccountExpiration $samAccountName -DateTime '01/01/2016' # Never Clear-ADAccountExpiration $samAccountName |
Kuidas PowerShelliga Active Directory-s kasutajakontot deblokeerida?
Unlock-ADAccount $samAccountName
Kuidas PowerShelliga Active Directory-s kasutajakontot lubada / keelata?
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Disable-ADAccount $samAccountName Enable-ADAccount $samAccountName |
Kuidas PowerShelliga Active Directory-st kasutajakontot eemaldada?
Remove-ADUser $samAccountName
Kuidas PowerShelliga Active Directory-s ühe kasutajakonto parooli taastada?
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# Solution 1 : ask password $password = Read-Host -Prompt 'New Password' -AsSecureString # Solution 2 : specify password $password = ConvertTo-SecureString -String 'Q>9xYMw<3?' -AsPlainText -Force Get-ADUser -Filter "samaccountname -like 'helpdeskagent*'" | Set-ADAccountPassword -NewPassword $newpwd -Reset -PassThru | Set-ADuser -ChangePasswordAtLogon $true |
Kuidas taastada PowerShelliga Active Directory-s parooli mitme kasutajakonto jaoks?
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# Solution 1 : ask password $password = Read-Host -Prompt 'New Password' -AsSecureString # Solution 2 : specify password $password = ConvertTo-SecureString -String 'Q>9xYMw<3?' -AsPlainText -Force Get-ADUser -Filter "samaccountname -like 'helpdeskagent*'" | Set-ADAccountPassword -NewPassword $newpwd -Reset -PassThru | Set-ADuser -ChangePasswordAtLogon $true |
Kuidas leida PowerShelliga Active Directory-st faili omanikku?
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$user = New-Object -TypeName System.Security.Principal.NTAccount -ArgumentList (Get-Acl -Path 'userFile.txt').Owner $sid = $user.Translate([System.Security.Principal.SecurityIdentifier]).Value Get-ADUser $sid |
Kuidas leida PowerShelliga Active Directory-st kasutaja OU-d (Organisatsioonilist üksust)?
[regex]::match("$((Get-ADUser $user -Properties DistinguishedName).DistinguishedName)",'(?=OU=)(.*\n?)').value
Kuidas leida PowerShelliga Active Directory-st keelatud kasutajakontosid?
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Search-ADAccount -AccountDisabled Get-ADUser -Filter {Enabled -ne $true} |
Kuidas leida PowerShelliga Active Directory-st aegunud kasutajakontosid?
Search-ADAccount -AccountExpired
Kuidas leida PowerShelliga Active Directory-st lukus olevaid kasutajakontosid?
Search-ADAccount -LockedOut
Kuidas leida PowerShelliga Active Directory-s kasutajakonto SID-i?
(Get-ADUser $user -Properties SID).SID.Value
Kuidas teisendada PowerShelliga Active Directory-s kasutajanime SID-iks?
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$user = New-Object -TypeName System.Security.Principal.NTAccount -ArgumentList ('DOMAIN', 'user') $SID = ($user.Translate([System.Security.Principal.SecurityIdentifier])).Value |
Kuidas teisendada PowerShelliga Active Directory-s SID-i kasutajanimeks?
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$SID = New-Object -TypeName System.Security.Principal.SecurityIdentifier -ArgumentList ('SID') $user = ($SID.Translate( [System.Security.Principal.NTAccount])).Value |
Kuidas jagada PowerShelliga Active Directory-s kasutajakonto erinime?
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$dn = 'CN=Powershell Test,OU=TEST,DC=domain,DC=com' $dn.Split(',')[0] # Returns "CN=Powershell Test" $dn.Split(',')[0].Split('=')[1] # Returns "Powershell Test" |
Kuidas leida PowerShelliga Active Directory-st kasutajakonto loomise / muutmise kuupäeva?
Get-ADUser -Identity $user -Properties whenChanged, whenCreated | Format-List -Property whenChanged, whenCreated
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$schema = [DirectoryServices.ActiveDirectory.ActiveDirectorySchema]::GetCurrentSchema() $schema.FindClass('user').mandatoryproperties | Format-Table $schema.FindClass('user').optionalproperties | Format-Table |
Kuidas saada PowerShelliga Active Directory-st kasutaja jaoks LDAP-teed?
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$searcher = New-Object -TypeName DirectoryServices.DirectorySearcher -ArgumentList ([ADSI]'') $searcher.Filter = "(&(objectClass=user)(sAMAccountName= $user))" $searcher = $searcher.FindOne() $pathLDAP = $searcher.Path |
Kuidas muuta PowerShelliga Active Directory-s kasutaja CN-i (Kanoonilist nime)?
Rename-ADObject $((Get-ADUser $user -Properties DistinguishedName).DistinguishedName) -NewName 'Test Powershell'
Kuidas leida PowerShelliga Active Directory-st kasutaja vanema OU-d (Organisatsioonilist üksust)?
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$dn = (Get-ADUser $user -Properties DistinguishedName).DistinguishedName $parent = $dn.Split(',',2)[1] |
Kuidas leida PowerShelliga Active Directory-st kasutaja omanikku (konto loojat)?
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$dn = (Get-ADUser $user -Properties DistinguishedName).DistinguishedName $owner = (Get-Acl -Path "AD:$dn").Owner |
Kuidas teisendada PowerShelliga Active Directory-s kasutaja jaoks PwdLastSet atribuute?
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# Solution 1 [DateTime]::FromFileTime((Get-ADUser $user -Properties pwdLastSet).pwdLastSet) # Solution 2 w32tm /ntte 130787549514737594 |
Computers
Kuidas testida PowerShelliga kohaliku arvuti ja domeeni vahelist turvalist kanalit?
Test-ComputerSecureChannel
Kuidas parandada PowerShelliga kohaliku arvuti ja domeeni vahelist turvalist kanalit?
Test-ComputerSecureChannel -Repair
Kuidas keelata PowerShelliga Active Directory-s arvutikontot?
Disable-ADAccount $computer
Kuidas leida PowerShelliga Active Directory-s konkreetsete Operatsioonisüsteemidega arvuteid?
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Get-ADComputer -Filter 'OperatingSystem -eq "CentOS"' Get-ADComputer -Filter 'OperatingSystem -eq "GNU/Linux"' Get-ADComputer -Filter 'OperatingSystem -eq "Linux"' Get-ADComputer -Filter 'OperatingSystem -eq "Mac OS X"' Get-ADComputer -Filter 'OperatingSystem -eq "OnTap"' Get-ADComputer -Filter 'OperatingSystem -eq "Red Hat Enterprise Linux Server"' Get-ADComputer -Filter 'OperatingSystem -eq "redhat-linux-gnu"' Get-ADComputer -Filter 'OperatingSystem -eq "Samba"' Get-ADComputer -Filter 'OperatingSystem -eq "Ubuntu"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows NT"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows 2000 Professional"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows 2000 Server"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows XP Professional"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Server 2003"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Vista™ Business"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Vista™ Enterprise"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Vista™ Entreprise"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows 7 Enterprise"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows 7 Professional"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows 7 Ultimate"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Server 2008 R2 Enterprise"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Server 2008 R2 Standard"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Server® 2008 Enterprise"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows 8 Enterprise"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows 8.1 Enterprise"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Server 2012 R2 Standard"' Get-ADComputer -Filter 'OperatingSystem -eq "Windows Server 2012 Standard"' |
Organizational Unit (OU)
Kuidas luua PowerShelliga Active Directory-s OU-d (Organisatsioonilist üksust)?
New-ADOrganizationalUnit -Name 'TEST' -Path 'DC=domain,DC=com'
Kuidas saada PowerShelliga Active Directory-st andmeid OU (Organisatsioonilise üksuse) kohta?
Get-ADOrganizationalUnit 'OU=TEST,DC=domain,DC=com' -Properties *
Kuidas muuta PowerShelliga Active Directory-s OU (Organisatsioonilise üksuse) kirjeldust?
Set-ADOrganizationalUnit 'OU=TEST,DC=domain,DC=com' -Description 'My description'
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# Protection ON Set-ADOrganizationalUnit 'OU=TEST,DC=domain,DC=com' -ProtectedFromAccidentalDeletion $true # Protection OFF Set-ADOrganizationalUnit 'OU=TEST,DC=domain,DC=com' -ProtectedFromAccidentalDeletion $false |
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Get-ADOrganizationalUnit -Filter * -Property ProtectedFromAccidentalDeletion | Where-Object -FilterScript { $_.ProtectedFromAccidentalDeletion -eq $false } | Set-ADOrganizationalUnit -ProtectedFromAccidentalDeletion $true |
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Set-ADOrganizationalUnit 'OU=TEST,DC=domain,DC=com' -ProtectedFromAccidentalDeletion $false Remove-ADOrganizationalUnit 'OU=TEST,DC=domain,DC=com' |
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$parent = $dn.Split(',',2)[1] $parent = (Get-ADOrganizationalUnit $parent -Properties CanonicalName).CanonicalName |
Kuidas kuvada PowerShelliga tühjade OU-de (Organisatsiooniliste üksuste) nimekirja?
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# Solution 1 Get-ADOrganizationalUnit -Filter * -Property 'msDS-Approx-Immed-Subordinates' | Where-Object -FilterScript {$_.'msDS-Approx-Immed-Subordinates' -eq 0} # Solution 2 ([adsisearcher]'(objectclass=organizationalunit)').FindAll() | Where-Object -FilterScript { (([adsi]$_.Path).PSbase.Children | Measure-Object).Count -eq 0 } |
Kuidas leida PowerShelliga grupi juhti?
(Get-ADGroup $dn -Properties Managedby).Managedby
Regex (Regular Expression)
Kuidas teostada PowerShelli ja Regex’iga IP aadressi v4 (80.80.228.8) väljavõtet?
$example = 'The IP address is 80.80.228.8'
$ip = [regex]::match($example,'\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\b').value
Kuidas teostada PowerShelli ja Regex’iga MAC addressi (C0-D9-62-39-61-2D) separaatoriga “-” väljavõtet?
$example = 'The MAC address is C0-D9-62-39-61-2D'
$mac = [regex]::match($example,'([0-9A-F]{2}[-]){5}([0-9A-F]{2})').value
Kuidas teostada PowerShelli ja Regex’iga MAC addressi (C0:D9:62:39:61:2D) separaatoriga “:” väljavõtet?
$example = 'The MAC address is C0:D9:62:39:61:2D'
$mac = [regex]::match($example,'((\d|([a-f]|[A-F])){2}:){5}(\d|([a-f]|[A-F])){2}').value
Kuidas teostada PowerShelli ja Regex’iga kuupäeva (10/02/2015) väljavõtet?
$example = 'The date is 10/02/2015'
$date = [regex]::match($example,'(\d{2}\/\d{2}\/\d{4})').value
Kuidas teostada PowerShelli ja Regex’iga URL-i (www.powershell-guru.com) väljavõtet?
$example = 'The URL is www.powershell-guru.com'
$url = [regex]::match($example,'[a-z]+[:.].*?(?=\s)').value
Kuidas teostada PowerShelli ja Regex’iga meili (user@domain.com) väljavõtet?
$example = 'The email is user@domain.com'
$email = [regex]::match($example,'(?i)\b[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}\b').value
Kuidas teostada PowerShelli ja Regex’iga stringi näitest “guru” väljavõtet?
$example = 'www.powershell-guru.com'
[regex]::match($example,'(?<=-)(.*\n?)(?=.com)').value
Kuidas teostada PowerShelli ja Regex’iga stringi näitest “guru.com”i väljavõtet?
$example = 'www.powershell-guru.com'
[regex]::match($example,'(?<=-)(.*\n?)(?<=.)').value
Kuidas teostada PowerShelli ja Regex’iga stringi näitest “powershell-guru.com”i väljavõtet?
$example = 'www.powershell-guru.com'
[regex]::match($example,'(?<=www.)(.*\n?)').value
Kuidas teostada PowerShelli ja Regex’iga stringi näitest “123” väljavõtet?
$example = 'Powershell123'
[regex]::match($example,'(\d+)').value
Kuidas teostada PowerShelli ja Regex’iga stringi näitest “$” (dollari märgi) väljavõtet?
$example = 'Powershell`$123'
[regex]::match($example,'(\$)').value
Kuidas asendada PowerShelli ja Regex’iga stringis ühte karakterit (*.com) teisega (*.Fr)?
$example = 'www.powershell-guru.com'
[regex]::Replace($example, '.com','.fr')
Kuidas PowerShelli ja Regex’iga stringi abortida?
[regex]::Escape('\\server\share')
Memory
Kuidas PowerShelliga sundida mälu-kogumist prügikasti poolt?
[System.GC]::Collect()
[System.GC]::WaitForPendingFinalizers()
Kuidas leida PowerShelliga arvuti RAMi suurust?
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# Solution 1 Get-CimInstance -ClassName 'cim_physicalmemory' | ForEach-Object -Process {$_.Capacity /1GB} # Solution 2 (Get-WmiObject -Class Win32_ComputerSystem).TotalPhysicalMemory /1GB # Solution 3 (systeminfo.exe | Select-String -Pattern 'Total Physical Memory:').ToString().Split(':')[1].Trim() |
Date
Kuidas leida PowerShelliga praeguset kuupäeva?
Get-Date
[Datetime]::Now
Kuidas kuvada PowerShelliga kuupäeva erinevates formaatides?
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### DATETIME ### Get-Date -Format D : Tuesday, June 30, 2015 Get-Date -Format f : Tuesday, June 30, 2015 3:22 PM Get-Date -Format F : Tuesday, June 30, 2015 3:22:58 PM Get-Date -Format g : 6/30/2015 3:23 PM Get-Date -Format G : 6/30/2015 3:23:30 PM Get-Date -DisplayHint Date : Tuesday, June 30, 2015 Get-Date -DisplayHint DateTime : Tuesday, June 30, 2015 3:31:21 PM ### DATE ### Get-Date -Format d : 6/30/2015 Get-Date -Format yyyyMMdd : 20150630 Get-Date -UFormat '%d%m%Y' : 30062015 Get-Date -UFormat '%m%d%Y' : 06302015 Get-Date -UFormat '%Y%m%d' : 20150630 Get-Date -UFormat '%d.%m.%Y' : 30.06.2015 Get-Date -UFormat '%m.%d.%Y' : 06.30.2015 Get-Date -UFormat '%Y.%m.%d' : 2015.06.30 Get-Date -UFormat '%d-%m-%Y' : 30-06-2015 Get-Date -UFormat '%m-%d-%Y' : 06-30-2015 Get-Date -UFormat '%Y-%m-%d' : 2015-06-30 Get-Date -UFormat '%d/%m/%Y' : 30/06/2015 Get-Date -UFormat '%m/%d/%Y' : 06/30/2015 Get-Date -UFormat '%Y/%m/%d' : 2015/06/30 ### HOUR ### Get-Date -Format t : 3:23 PM Get-Date -Format T : 3:23:30 PM Get-Date -Format HH : 15 (Hour) Get-Date -Format mm : 28 (Minute) Get-Date -Format ss : 30 (Seconds) Get-Date -DisplayHint Time : 3:23:30 PM ### DAY ### Get-Date -Format dddd : Tuesday Get-Date -Format ddd : Tue Get-Date -Format dd : 30 ### MONTH ### Get-Date -Format MMMM : June Get-Date -Format MMM : Jun Get-Date -Format MM : 06 ### YEAR ### Get-Date -Format yyyy : 2015 |
Kuidas teisendada PowerShelliga kuupäeva (Datetime)st -> (stringina) kuupäevaks?
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# Solution 1 $datetimeToString = '{0:MM/dd/yy}' -f (Get-Date '07/15/2015') # Solution 2 $datetimeToString = (Get-Date '07/15/2015').ToShortDateString() # Check $datetimeToString 07/15/15 $datetimeToString.GetType().Name String |
Kuidas teisendada PowerShelliga kuupäeva (stringist) -> (Datetime) kuupäevaks?
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# Solution 1 $stringToDatetime = '07/15/2015' | Get-Date $stringToDatetime = '07-15-2015' | Get-Date # Solution 2 $stringToDatetime = [Datetime]::ParseExact('07/15/2015', 'MM/dd/yyyy', $null) # Solution 3 $stringToDatetime = [Datetime]"7/15/2015" # Check $stringToDatetime Wednesday, July 15, 2015 12:00:00 AM $stringToDatetime.GetType().Name Datetime |
Kuidas arvutada PowerShelliga (päevade arvu, tundide, minutite või sekundite) vahet kahe kuupäeva vahel?
(New-TimeSpan -Start $dateStart -End $dateEnd).Days
(New-TimeSpan -Start $dateStart -End $dateEnd).Hours
(New-TimeSpan -Start $dateStart -End $dateEnd).Minutes
(New-TimeSpan -Start $dateStart -End $dateEnd).Seconds
Kuidas võrrelda PowerShelliga kahte kuupäeva?
(Get-Date 2015-01-01) -lt (Get-Date 2015-01-30) # True
(Get-Date 2015-01-01) -gt (Get-Date 2015-01-30) # False
Kuidas sorteerida PowerShelliga massiivi kuupäevi “Datetime”na?
$arrayDate | Sort-Object -Property {$_ -as [Datetime]}
Kuidas PowerShelliga stopperit alustada ja lõpetada?
$chrono = [Diagnostics.Stopwatch]::StartNew()
$chrono.Stop()
$chrono
Kuidas leida PowerShelliga praegust nädalapäeva?
(Get-Date).DayOfWeek #Sunday
Kuidas leida PowerShelliga eilset kuupäeva?
(Get-Date).AddDays(-1)
Kuidas leida PowerShelliga päevade arvu kuus (veebruaris 2015)?
[DateTime]::DaysInMonth(2015, 2)
Kuidas leida PowerShelliga liigaastat?
[DateTime]::IsLeapYear(2015)
Kuidas kuvada PowerShelliga ajavööndite nimekirja?
[System.TimeZoneInfo]::GetSystemTimeZones()
Networking
Kuidas PowerShelliga kodeerida (ASCII vormingus) ja dekodeerida URL-i?
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# Encode $url = 'http://www.powershell-guru.com' $encoded = [System.Web.HttpUtility]::UrlEncode($url) # Decode $decoded = [System.Web.HttpUtility]::UrlDecode($encoded) # Encoded : http%3a%2f%2fwww.powershell-guru.com # Decoded : http://www.powershell-guru.com |
Mis on PowerShelliga kohalike võrgukäskude ekvivalendid?
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# ipconfig Get-NetIPConfiguration Get-NetIPAddress # ping Test-NetConnection # tracert Test-NetConnection -TraceRoute # route Get-NetRoute # nslookup Resolve-DnsName # Windows 8.1 & Windows 2012 ([System.Net.Dns]::GetHostEntry($IP)).Hostname # IP > PC ([System.Net.Dns]::GetHostAddresses($computer)).IPAddressToString # PC > IP |
Kuidas leida PowerShelliga IP-aadressi?
Get-NetIPAddress # Windows 8.1 & Windows 2012
Get-NetIPConfiguration # Windows 8.1 & Windows 2012
Kuidas keelata PowerShelliga IP-aadressi v6 (IPv6)?
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New-ItemProperty -Path 'HKLM:\SYSTEM\CurrentControlSet\Services\Tcpip6\Parameters' -Name 'DisabledComponents' -Value '0xFFFFFFFF' -PropertyType"DWORD" # Reboot required |
Kuidas kinnitada PowerShelliga IP-aadressi v4 (IPv4)?
if([ipaddress]'10.0.0.1'){'validated'}
Kuidas leida PowerShelliga välist IP-aadressi?
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# Solution 1 (Invoke-WebRequest -Uri 'myexternalip.com/raw').Content (iwr -Uri 'myexternalip.com/raw').Content # Alias # Solution 2 $webClient = New-Object -TypeName System.Net.WebClient $webClient.DownloadString('http://myexternalip.com/raw') # Solution 3 while ($true) { Write-Output -InputObject "$(Get-Date) - $((Invoke-WebRequest -Uri 'http://myexternalip.com/raw' -Method Get).Content)" Start-Sleep -Seconds 300 } |
Kuidas leida PowerShelliga IP-aadressi kaudu Hostinime?
([System.Net.Dns]::GetHostEntry($IP)).Hostname
Kuidas leida PowerShelliga Hostinime kaudu IP-aadressi?
([System.Net.Dns]::GetHostAddresses($computer)).IPAddressToString
Kuidas leida PowerShelliga Hostinime kaudu FQDN-i?
[System.Net.Dns]::GetHostByName($computer).HostName
Kuidas leida PowerShelliga võrgu konfiguratsiooni (Ip, alamvõrk, Gateway ja DNS)?
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Get-WmiObject -Class Win32_NetworkAdapterConfiguration | Format-Table -Property Description, IpAddress, IPSubnet, DefaultIPGateway, DNSServerSearchOrder |
Kuidas leida PowerShelliga MAC-aadressi?
Get-CimInstance win32_networkadapterconfiguration | Select-Object -Property Description, Macaddress
Get-WmiObject -Class win32_networkadapterconfiguration | Select-Object -Property Description, Macaddress
Kuidas PowerShelliga arvutit pingida?
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# Solution 1 Test-Connection -ComputerName $computer -Quiet # Returns True / False # Solution 2 $ping = New-Object -TypeName System.Net.Networkinformation.Ping $ping.Send($computer) |
Kuidas kontrollida PowerShelliga, kas arvuti on Internetiga ühendatud?
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[Activator]::CreateInstance([Type]::GetTypeFromCLSID([Guid]'{DCB00C01-570F-4A9B-8D69-199FDBA5723B}')).IsConnectedToInternet |
Kuidas teha PowerShelliga “whois”-otsingut veebilehe jaoks?
$whois = New-WebServiceProxy 'http://www.webservicex.net/whois.asmx?WSDL'
$whois.GetWhoIs('powershell-guru.com')
Kuidas saada PowerShelliga teavet avaliku IP (Geolocationi) kohta?
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$externalIP = (Invoke-WebRequest -Uri 'myexternalip.com/raw').Content $detailsIP = ([xml](Invoke-WebRequest -Uri "http://freegeoip.net/xml/$externalIP" -UseBasicParsing).Content).Response |
Kuidas PowerShelliga kontrollida, kas port on avatud / suletud?
New-Object -TypeName Net.Sockets.TcpClient -ArgumentList $computer, 135
Kuidas teostada PowerShelliga “tracert”i?
Test-NetConnection www.google.com -TraceRoute
Kuidas määrata PowerShelliga koduvõrguühenduse profiili?
Get-NetAdapter | Format-Table -Property Name, InterfaceDescription, ifIndex -AutoSize # Windows 8.1
Set-NetConnectionProfile -InterfaceIndex 6 -NetworkCategory Private
Kuidas näidata PowerShelliga TCP-pordi ühendusi?
netstat.exe -ano
Get-NetTCPConnection #Windows 8 and 2012
Kuidas lühendada PowerShelliga pikka URL-i väikeseks URL-iks?
$url = 'www.powershell-guru.com'
$tiny = Invoke-RestMethod -Uri "http://tinyurl.com/api-create.php?url=$url"
Kuidas leida PowerShelliga proxy seadeid?
Get-ItemProperty -Path HKCU:"Software\Microsoft\Windows\CurrentVersion\Internet Settings"
DNS
Kuidas kontrollida PowerShelliga kohaliku arvuti DNS-vahemälu?
ipconfig.exe /displaydns
Get-DnsClientCache #Windows 8 and 2012
Kuidas teostada PowerShelliga kohaliku arvuti DNS-vahemälu kliiringut?
ipconfig.exe /flushdns
Start-Process -FilePath ipconfig -ArgumentList /flushdns -WindowStyle Hidden
Clear-DnsClientCache #Windows 8 and 2012
Kuidas teostada PowerShelliga serveri arvuti DNS-vahemälu kliiringut?
Invoke-Command -ScriptBlock {Clear-DnsClientCache} -ComputerName computer01, computer02
Kuidas lugeda PowerShelliga Hostide faili?
Get-Content -Path 'C:\Windows\system32\drivers\etc\hosts'
Password
Kuidas luua PowerShelliga juhuslikku parooli?
[Reflection.Assembly]::LoadWithPartialName('System.Web')
[System.Web.Security.Membership]::GeneratePassword(30,2)
Kuidas muuta PowerShelliga administraatori kohalikku parooli kaugserveriga?
$admin = [ADSI]('WinNT://server01/administrator,user')
$admin.SetPassword($password)
$admin.SetInfo()
Kuidas leida Active Directory-s PowerShelliga konto parooli aegumiskuupäeva?
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# Solution 1 [DateTime]::FromFileTime((Get-ADUser -Identity $user -Properties 'msDS-UserPasswordExpiryTimeComputed').'msDS-UserPasswordExpiryTimeComputed') # Solution 2 Get-Date -Date ((Get-ADUser $user -Properties 'msDS-UserPasswordExpiryTimeComputed' | Select-Object -Property @{ Name = 'ExpiryDate' Expression = {[DateTime]::FromFileTime($_.'msDS-UserPasswordExpiryTimeComputed')} }).ExpiryDate)-Format 'F' |
Printers
Kuidas kuvada PowerShelliga konkreetse serveri kõikide printerite nimekirja?
Get-WmiObject -Query 'Select * From Win32_Printer' -ComputerName $computer
Kuidas kuvada PowerShelliga konkreetse serveri kõikide portide nimekirja?
Get-WmiObject -Class Win32_TCPIPPrinterPort -Namespace 'root\CIMV2' -ComputerName $computer
Kuidas muuta PowerShelliga printeri kommentaari / asukohta?
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$printer = Get-WmiObject -Class win32_printer -Filter "Name='HP Deskjet 2540 series'" $printer.Location = 'Germany' $printer.Comment = 'Printer - Test' $printer.Put() |
Kuidas PowerShelliga printerit puhastada (tühistada kõik tööd)?
$printer = Get-WmiObject -Class win32_printer -Filter "Name='HP Deskjet 2540 series'"
$printer.CancelAllJobs()
Kuidas printida PowerShelliga test-lehte?
$printer = Get-WmiObject -Class win32_printer -Filter "Name='HP Deskjet 2540 series'"
$printer.PrintTestPage()
Kuidas saada PowerShelliga printerite printimisjärjekorda?
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Get-WmiObject -Class Win32_PerfFormattedData_Spooler_PrintQueue | Select-Object -Property Name, @{ Expression = {$_.jobs} Label = 'Current Jobs' } | Format-Table -AutoSize |
Regedit
Read
Kuidas kuvada PowerShelliga registritarude nimekirja?
Get-ChildItem -Path Registry::
Kuidas saada PowerShelliga registri väärtuseid ja väärtuste tüüpe?
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function Get-RegistryValue { Param ( [Parameter(Mandatory = $true)] [string]$RegistryKey ) $key = Get-Item -Path "Registry::$RegistryKey" $key.GetValueNames() | Sort-Object | ForEach-Object -Process { $name = $_ $type = $key.GetValueKind($name) switch ($type) { 'String' {'REG_SZ'} 'Binary' {'REG_BINARY'} 'Dword' {'REG_DWORD'} 'Qword' {'REG_QWORD'} 'MultiString' {'REG_MULTI_SZ'} 'ExpandString'{'REG_EXPAND_SZ'} Default {$null} } [PSCustomObject]@{ Name = $name Type = $type Data = $key.GetValue($name) } } } |
Kuidas kuvada PowerShelliga registri-võtme alamvõtmeid?
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#HKEY_CLASSES_ROOT New-PSDrive -PSProvider Registry -Root HKEY_CLASSES_ROOT -Name HKCR Get-ChildItem -Path 'HKCR:\' #HKEY_CURRENT_USER Get-ChildItem -Path 'HKCU:\Software' Get-ChildItem -Path Registry::HKEY_CURRENT_USER #HKEY_LOCAL_MACHINE Get-ChildItem -Path 'HKLM:\SYSTEM' Get-ChildItem -Path Registry::HKEY_LOCAL_MACHINE #HKEY_USERS New-PSDrive -PSProvider Registry -Root HKEY_USERS -Name HKU Get-ChildItem -Path 'HKU:\' #HKEY_CURRENT_CONFIG New-PSDrive -PSProvider Registry -Root HKEY_CURRENT_CONFIG -Name HKCC Get-ChildItem -Path 'HKCC:\' |
Kuidas kuvada PowerShelliga registri-võtme alamvõtmeid rekursiivsel viisil?
Get-ChildItem -Path 'HKLM:\SYSTEM' -Recurse -ErrorAction SilentlyContinue
Kuidas leida PowerShelliga alamvõtmeid konkreetse nimega?
Get-ChildItem -Path 'HKLM:\SOFTWARE' -Include *Plugin* -Recurse -ErrorAction SilentlyContinue
Kuidas minna PowerShelliga tagasi ainult registri alamvõtmete nimele?
(Get-ChildItem -Path 'HKLM:\SYSTEM').Name # Return HKEY_LOCAL_MACHINE\SYSTEM\ControlSet
Get-ChildItem -Path 'HKLM:\SYSTEM' -Name # Return ControlSet
Kuidas kuvada PowerShelliga registri väärtuste nimekirja?
Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion'
Kuidas lugeda PowerShelliga konkreetse registri väärtust?
(Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion').ProductName
Kuidas lugeda PowerShelliga kaugarvuti konkreetse registri väärtust?
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$hostname = $computer $openRegedit = [Microsoft.Win32.RegistryKey]::OpenRemoteBaseKey('LocalMachine', $hostname) $openKey = $openRegedit.OpenSubKey('SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion') $keyValue = $openKey.GetValue('ProductName') $keyValue |
Write
Kuidas luua PowerShelliga uut registri-võtit?
New-Item -Path 'HKCU:\Software\MyApplication'
Kuidas luua PowerShelliga registri-väärtust?
New-ItemProperty -Path 'HKCU:\Software\MyApplication' -Name 'Version' -Value '1.0'
Kuidas muuta PowerShelliga olemasolevat registri-väärtust?
Set-ItemProperty -Path 'HKCU:\Software\MyApplication' -Name 'Version' -Value '2.0'
Delete
Kuidas kustutada PowerShelliga registri-väärtust?
Remove-ItemProperty -Path 'HKCU:\Software\MyApplication' -Name 'Version'
Kuidas kustutada PowerShelliga registri-võtit?
Remove-Item -Path 'HKCU:\Software\MyApplication' -Force
Test
Kuidas testida PowerShelliga, kas registri võti olemas?
Test-Path -Path 'HKCU:\Software\MyApplication'
Kuidas testida PowerShelliga, kas registri väärtus olemas?
(Get-Item -Path 'HKCU:\Software\MyApplication').GetValueNames() -contains 'Version'
Strings
Kuidas eemaldada PowerShelliga tühimärgid stringi algusest?
$string = ' PowershellGuru'
$string = $string.TrimStart()
Kuidas eemaldada PowerShelliga tühimärgid stringi lõpust?
$string = 'PowershellGuru '
$string = $string.TrimEnd()
Kuidas eemaldada PowerShelliga stringi tühimärgid (algusest ja lõpust)?
$string = ' PowershellGuru '
$string = $string.Trim()
Kuidas teisendada PowerShelliga stringi suurtähtedeks?
$string = 'powershellguru'
$string = $string.ToUpper()
Kuidas teisendada PowerShelliga stringi väiketähtedeks?
$string = 'POWERSHELLGURU'
$string = $string.ToLower()
Kuidas valida PowerShelliga stringi “PowerShellGuru” substringi “Powershell”?
$string.Substring(0,10)
Kuidas valida PowerShelliga string “PowerShellGuru” substringi “Guru”?
$string.Substring(10)
Kuidas valida PowerShelliga “PowerShell123Guru” numbrit “123”?
$string = 'Powershell123Guru'
[regex]::match($string,'(\d+)').value
Kuidas saada PowerShelliga stringi “PowerShellGuru” nullipõhist indeksit “Guru”?
$string.IndexOf('Guru') # 10
Kuidas kontrollida PowerShelliga, kas string on tühi või null?
$string = $null
$string = ''
[string]::IsNullOrEmpty($string)
Kuidas kontrollida PowerShelliga, kas string null, tühi või koosneb ainult tühimärkidest?
$string = $null
$string = ''
$string = ' '
[string]::IsNullOrWhiteSpace($string)
Kuidas kontrollida PowerShelliga, kas string sisaldab konkreetseid tähti?
$string = 'PowershellGuru'
$string.Contains('s')
[regex]::match($string,'s').Success
Kuidas tagastada PowerShelliga stringi pikkust?
$string.Length
Kuidas liita PowerShelliga kahte stringi?
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# Solution 1 $string1 + $string2 # Solution 2 $string1 = 'Powershell' $string2 = 'Guru' [string]::Concat($string1,$string2) |
Kuidas sobitada PowerShelliga stringis ühte või mitut sulgu “[]”?
$string = '[PowershellGuru]'
$string -match '\[' # Only 1
$string -match '\[(.*)\]' # Several
Kuidas sobitada PowerShelliga stringis ühte või mitut sulgu “()”?
$string = '(PowershellGuru)'
$string -match '\(' # Only 1
$string -match '\((.*)\)' # Several
Kuidas sobitada PowerShelliga stringis ühte või mitut sulgu “{}”?
$string = '{PowershellGuru}'
$string -match '\{' # Only 1
$string -match '\{(.*)\}' # Several
Kuidas sobitada PowerShelliga stringis ühte või mitut noolsulgu “< >”?
$string = ''
$string -match '\<' # Only 1
$string -match "\<(.*)\>" # Several
Kuidas sobitada PowerShelliga stringis väiketähti (abc)?
$string = 'POWERSHELLGURU'
$string -cmatch "^[a-z]*$" #False
Kuidas sobitada PowerShelliga stringis suurtähti (ABC)?
$string = 'powershellguru'
$string -cmatch "^[A-Z]*$" #False
Kuidas sobitada PowerShelliga stringis “[p” (p väiketähed)?
$string = '[powershellGuru]'
$string -cmatch '\[[a-z]\w+' #True
Kuidas sobitada PowerShelliga stringis “[P” (P suurtähed)?
$string = '[PowershellGuru]'
$string -cmatch '\[[A-Z]\w+' #True
Kuidas asendada PowerShelliga rida teise reaga?
$a = 'Line A'
$b = 'Line B'
$a = $a -replace $a, $b
Kuidas teisendada PowerShelliga jagunemisoperatsioone stringile (protsentides)?
(1/2).ToString('P')
Kuidas sorteerida PowerShelliga stringe, mis sisaldavad numbreid?
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'string-10', 'string-2', 'string-23', 'string-30' | Sort-Object -Property {$_ -replace '[\d]'}, {$_ -replace '[a-zA-Z\p{P}]'-as [int]} |
Kuidas valida PowerShelliga lause viimast sõna?
$sentence = 'My name is Test Powershell'
$sentence.Split(' ')[-1] # Returns Powershell
Kuidas leida PowerShelliga lause pikemat sõna?
$sentence = 'My name is Test Powershell'
$sentence.Split(' ') | Sort-Object -Property Length | Select-Object -Last 1 # Returns Powershell
Kuidas arvutada PowerShelliga, mitu korda string lauses esineb?
$sentence = 'test test test Powershell'
[regex]::Matches($sentence, 'test').Count # Returns 3
Kuidas kopeerida PowerShelliga stringi igat tähte stringi-massiivile?
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$name = 'test' $name.ToCharArray() s t e v e |
Kuidas teisendada PowerShelliga stringi esimest tähte suurtäheks?
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$name = 'test' $name.Substring(0,1).ToUpper() + $name.Substring(1) |
Kuidas viia PowerShelliga stringi (vasakule või paremale)?
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# With whitespaces $padRight = 'test'.PadRight(25) $padLeft = 'test'.PadLeft(25) # With characters $padRight = 'test'.PadRight(25,'.') # Return test.................... $padLeft = 'test'.PadLeft(25,'.') # Return ....................test |
Kuidas PowerShelliga kodeerida ja dekodeerida stringi Base64-le?
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# Encode $string = [System.Text.Encoding]::UTF8.GetBytes('test') $encoded = [System.Convert]::ToBase64String($string) # Decode $string = [System.Convert]::FromBase64String($encoded) $decoded = [System.Text.Encoding]::UTF8.GetString($string) # Encoded : c3RldmU= # Decoded : test |
Kuidas teisendada PowerShelliga binaarset numbrit (numbrini / numbrist)?
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# Base 10 to Base 2 [System.Convert]::ToString(255,2) # Base 2 to Base 10 [System.Convert]::ToInt32('11111111',2) |
Kuidas PowerShelliga naasta ainult tee viimase vanema-kaustani?
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$path = 'C:\Folder1\Folder2\Folder3\file.txt' Split-Path -Path (Split-Path -Path $path -Parent) -Leaf # Return Folder3 |
Kuidas PowerShelliga naasta ainult tee viimase kirjeni?
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$path = 'C:\Folder1\Folder2\Folder3\file.txt' Split-Path -Path $path -Leaf # Return file.txt |
Math
Kuidas kuvada PowerShelliga System.Math klassi meetodeid?
[System.Math] | Get-Member -Static -MemberType Method
Kuidas naasta PowerShelliga absoluutväärtusele?
[Math]::Abs(-12) #Returns 12
[Math]::Abs(-12.5) # Returns 12.5
Kuidas naasta PowerShelliga nurka, mille sin on täpsustatud number?
[Math]::ASin(1) #Returns 1,5707963267949
Kuidas naasta PowerShelliga lagi-väärtusele?
[Math]::Ceiling(1.4) #Returns 2
[Math]::Ceiling(1.9) #Returns 2
Kuidas naasta PowerShelliga põranda-väärtusele?
[Math]::Floor(1.4) #Returns 1
[Math]::Floor(1.9) #Returns 1
Kuidas naasta PowerShelliga täpsustatud numbri naturaallogaritmile (base e)?
[Math]::Log(4) #Returns 1,38629436111989
Kuidas naasta PowerShelliga täpsustatud number baasi 10 logaritmile?
[Math]::Log10(4) #Returns 0,602059991327962
Kuidas naasta PowerShelliga kahe väärtuse maksimumile?
[Math]::Max(2,4) #Returns 4
[Math]::Max(-2,-4) #Returns -2
Kuidas naasta PowerShelliga kahe väärtuse miinimumile?
[Math]::Min(2,4) #Returns 2
[Math]::Max(-2,-4) #Returns -4
Kuidas naasta PowerShelliga määratud võimsuse tõstetud numbrile?
[Math]::Pow(2,4) #Returns 16
Kuidas naasta PowerShelliga lähima lahutamatu väärtuse arvulisele väärtusele?
[Math]::Round(3.111,2) #Returns 3,11
[Math]::Round(3.999,2) #Returns 4
Kuidas naasta PowerShelliga määratud komaga numbri lahutamatule osale?
[Math]::Truncate(3.111) #Returns 3
[Math]::Truncate(3.999) #Returns 3
Kuidas naasta PowerShelliga täpsustatud numbri ruutjuurele?
[Math]::Sqrt(16) #Returns 4
Kuidas naasta PowerShelliga konstantsele PI-le?
[Math]::Pi #Returns 3,14159265358979
Kuidas naasta PowerShelliga nat logaritmilisele alusele (pidev e)?
[Math]::E #Returns 2,71828182845905
Kuidas kontrollida PowerShelliga, kas number on paaris või paaritu?
[bool]($number%2)
Hashtables
Kuidas luua PowerShelliga tühja tabelit?
$hashtable = @{}
$hashtable = New-Object -TypeName System.Collections.Hashtable
Kuidas luua PowerShelliga tabelit koos kirjetega?
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$hashtable = @{ 'Key1' = 'Value1' 'Key2' = 'Value2' 'Key3' = 'Value3' } |
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$hashtable = [ordered]@{ 'Key1' = 'Value1' 'Key2' = 'Value2' 'Key3' = 'Value3' } $hashtable | Get-Member # System.Collections.Specialized.OrderedDictionary |
Kuidas lisada PowerShelliga tabelisse kirjeid (võtmeväärtuste paari)?
$hashtable.Add('Key3', 'Value3')
Kuidas leida PowerShelliga tabeli erilist väärtust?
$hashtable.Key1
$hashtable.Get_Item('Key1')
Kuidas saada PowerShelliga tabeli minimaalset väärtust?
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$hashtable = @{ 'Key1' = '1' 'Key2' = '2' 'Key3' = '3' } $hashtable.GetEnumerator() | Sort-Object -Property Value | Select-Object -First 1 $hashtable.GetEnumerator() | Sort-Object -Property Value -Descending | Select-Object -Last 1 |
Kuidas saada PowerShelliga tabeli maksimaalset väärtust?
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$hashtable = @{ 'Key1' = '1' 'Key2' = '2' 'Key3' = '3' } $hashtable.GetEnumerator() | Sort-Object -Property Value -Descending | Select-Object -First 1 $hashtable.GetEnumerator() | Sort-Object -Property Value | Select-Object -Last 1 |
Kuidas muuta PowerShelliga tabeli kirjeid?
$hashtable.Set_Item('Key1', 'Value1Updated')
Kuidas eemaldada PowerShelliga otabelist kirjeid?
$hashtable.Remove('Key1')
Kuidas teostada PowerShelliga tabeli kliiringut?
$hashtable.Clear()
Kuidas kontrollida PowerShelliga konkreetse võtme/väärtuse olemasolu tabelis?
$hashtable.ContainsKey('Key3')
$hashtable.ContainsValue('Value3')
Kuidas sorteerida PowerShelliga tabelis olevaid võtmeid/väärtusi?
$hashtable.GetEnumerator() | Sort-Object -Property Name
$hashtable.GetEnumerator() | Sort-Object -Property Value -Descending
Arrays
Kuidas luua PowerShelliga tühja massiivi?
$array = @()
$array = [System.Collections.ArrayList]@()
Kuidas luua PowerShelliga kirjetega massiivi?
$array = @('A', 'B', 'C')
$array = 'A', 'B', 'C'
$array = 'a,b,c'.Split(',')
$array = .{$args} a b c
$array = echo a b c
Kuidas lisada PowerShelliga massiivi kirjeid?
$array += 'D'
[void]$array.Add('D')
Kuidas muuta PowerShelliga massiivi kirjet?
$array[0] = 'Z' # 1st item[0]
Kuidas kontrollida PowerShelliga massiivi suurust?
$array = 'A', 'B', 'C'
$array.Length # Returns 3
Kuidas laadida PowerShelliga massiivi ühte kirjet / mitut kirjet / kõiki kirjeid?
$array = @('A', 'B', 'C')
$array[0] # One item (A)
$array[0] + $array[2] # Several items (A,C)
$array # All items (A,B,C)
Kuidas eemaldada PowerShelliga massiivist tühja kirjet?
$array = @('A', 'B', 'C', '')
$array = $array.Split('',[System.StringSplitOptions]::RemoveEmptyEntries) | Sort-Object # A,B,C
Kuidas kontrollida PowerShelliga, kas massiivis eksisteerib kirje?
$array = @('A', 'B', 'C')
'A' | ForEach-Object -Process {$array.Contains($_)} # Returns True
'D' | ForEach-Object -Process {$array.Contains($_)} # Returns False
Kuidas leida PowerShelliga kirje indeksit massiivis?
$array = @('A', 'B', 'C')
[array]::IndexOf($array,'A') # Returns 0
Kuidas seada PowerShelliga massiivis kirjeid vastupidisesse järjekorda?
$array = @('A', 'B', 'C')
[array]::Reverse($array) # C,B,A
Kuidas luua PowerShelliga juhuslik kirje massiivist?
$array | Get-Random
Kuidas sorteerida PowerShelliga massiivi kasvavalt / kahanevalt?
$array = @('A', 'B', 'C')
$array | Sort-Object # A,B,C
$array | Sort-Object -Descending # C,B,A
Kuidas loendada PowerShelliga kirjete arvu massiivis?
$array.Count
Kuidas liita PowerShelliga massiivi teise massiiviga?
$array1 = 'A', 'B', 'C'
$array2 = 'D', 'E', 'F'
$array3 = $array1 + $array2 # A,B,C,D,E,F
Kuidas leida PowerShelliga massiivist duplikaate?
$array = 'A', 'B', 'C', 'C'
($array | Group-Object | Where-Object -FilterScript {$_.Count -gt 1}).Values # Returns C
Kuidas eemaldada PowerShelliga massiivis olevaid duplikaate?
$array = 'A', 'B', 'C', 'C'
$array = $array | Select-Object -Unique
$array # Returns A,B,C
Kuidas luua PowerShelliga massiivi kirjetega, mis algavad eesliitega (“user01″,”user02”,… “user10”)?
$array = 1..10 | ForEach-Object -Process { "user$_" }
ACL
Kuidas kuvada PowerShelliga AD-kasutaja ACL-nimekirja?
(Get-Acl -Path "AD:\$dn").Access
Kuidas kuvada PowerShelliga kausta ACL-nimekirja?
(Get-Acl -Path C:\scripts).Access
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((Get-Acl -Path "AD:\$dn").Access | Select-Object -Property IdentityReference | Where-Object -FilterScript {$_.IdentityReference -match 'Admin'} | Get-Unique | ForEach-Object -Process {$_.IdentityReference}).Value |
Variables
Mis on PowerShelliga kõige levinumad andmetüübid?
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[bool]$variable = $true [byte]$variable = ('0x10') [char]$variable = 0x260E [datetime]$variable = Get-Date [decimal]$variable = 1.89 [double]$variable = 1.89 [float]$variable = 1.89 [guid]$variable = 'b19b2a2e-ce1b-4b62-844f-ac8829ffbe8f' [int16]$variable = -32767 [int32]$variable = -2147483647 [int64]$variable = -9223372036854775807 [string]$variable = 'test' [uint16]$variable = 32767 [uint32]$variable = 2147483647 [uint64]$variable = 9223372036854775807 |
Kuidas leida PowerShelliga min ja max väärtust teatud tüüpi muutujate jaoks?
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[int] (integer) & |