PowerShell Basic Cheat Sheet - pstips.net

1 Variables Importing, Exporting, Converting Aliases for common commands PowerShell Basic Cheat Sheet $var = "string" Assign variable Export-CliXML Import-CliXML Gcm Get-Command $a,$b = 0 or $a,$b = 'a','b' Assign multiple variables ConvertTo-XML ConvertTo-HTML Foreach,% Foreach-Object PowerShell is a task based command line shell and scripting language. To run it, click Start, type PowerShell , run PowerShell ISE $a,$b = $b,$a Flip variables Export-CSV Import-CSV Sort Sort-Object or PowerShell as Administrator. $var=[int]5 Strongly typed variable ConvertTo-CSV ConvertFrom-CSV Where,? Where-Object Commands are written in verb-noun form, and named parameters start with a dash. Diff,compare Compare-Object Assignment, Logical, Comparison Operators Flow Control Basics Dir, ls, gci Get-ChildItem =,+=,-=,++,-- Assign values to variable If(){} Elseif(){ } Else{ }.

2 Cmdlet Commands built into shell written in .NET Gi Get-Item -and,-or,-not,! Connect expressions / statements while(){}. Functions Commands written in PowerShell language Copy,cp,cpi Copy-Item -eq, -ne Equal, not equal For($i=0; $i -lt 10; $i++){}. Parameter Argument to a Cmdlet/Function/Script Move,mv,mi Move-Item -gt, -ge Greater than, greater than or equal Foreach($file in dir C:\){$ }. Alias Shortcut for a Cmdlet or Function Del,rm Remove-Item -lt, -le Less than, less than or equal | foreach{$_}. Scripts Text files with .ps1 extension Rni,ren Rename-Item -replace Hi -replace H , P . Applications Existing windows programs Comments, Escape Characters Ft Format-Table -match,-notmatch Regular expression match Pipelines | Pass objects Get-process word | Stop-Process #Comment Comment Fl Format-List -like,-notlike Wildcard matching Ctrl+c Interrupt current command <#comment#> Multiline Comment Gcim Get-CimInstance -contains,-notcontains Check if value in array Left/right Navigate editing cursor "`"test`"" Escape char ` Cat,gc,type Get-Content -in, -notin Reverse of contains,notcontains.

3 Ctrl+left/right Navigate a word at a time `t Tab Sc Set-Content Home / End Move to start / end of line Parameters `n New line h,history,ghy Get-History Up/down Move up and down through history -Confirm Prompt whether to take action ` Line continue Ihy,r Invoke-History Insert Toggles between insert/overwrite mode -WhatIf Displays what command would do Gp Get-ItemProperty F7 Command history in a window Sp Set-ItemProperty Cmdlets Arrays, Objects Pwd,gl Get-Location Tab / Shift-Tab Command line completion Get-EventLog Get-WinEvent $arr = "a", "b" Array of strings Gm Get-Member Help Get-Date $arr = @() Empty array Sls Select-String Get-Command Get all commands Start-Sleep Compare-Object $arr[5] Sixth array element Cd,chdir,sl Set-Location Get-Command -Module RGHS Get all commands in RGHS module Start-Job Get-Credential $arr[ ] Last three array elements Cls,clear Clear-Host Get-Command Get-p* Get all commands starting with get-p Test-Connection New-PSSession $arr[1,4+ ] Elements at index 1,4, 6-9.

4 Cmdlets Get-help get-process Get help for command Test-Path Split-Path $arr[1] += 200 Add to array item value Set-Location Get-Process | Get-Member Get members of the object Get-ADUser Get-ADComputer $z = $arA + $arB Two arrays into single array Get-Content Get-Process| format-list -properties * Get-Process as list with all properties Get-History New-ISES nippet [pscustomobject]@{x=1;z=2} Create custom object Add-Content Get-WMIO bject Get-CimInstance (Get-Date).Date Date property of object Set-Content Writing output and reading input Scripts Out-File "This displays a string" String is written directly to output Set-ExecutionPolicy -ExecutionPolicy Bypass Set execution policy to allow all scripts Out-String Write-Host "color" -ForegroundColor Red -NoNewLine String with colors, no new line at end.

5 "\\c-is-ts-91\c$\scripts\ " Run script in current scope Copy-Item $age = Read-host "Please enter your age" Set $age variable to input from user &"\\c-is-ts-91\c$\scripts\ " Run script in script scope Remove-Item $pwd = Read-host "Please enter your password" -asSecureString Read in $pwd as secure string .\ Run script in script scope Move-Item Clear-Host Clear console $profile Your personal profile that runs at launch Set-Item Example command: dir C:\users\example -recurse -File | ?{$ -gt [datetime]::Today} | Select LastWriteTime,CreationTime,Length,FullNa me | sort LastWriteTime -descending | ft -AutoSize New-Item This gets all files under C:\users\example, filters by lastwritetime today, only returns lastwritetime, creationtime, length and fullname, sorts by lastwritetime and outputs results in an autosized tabl