Demo-PSBasics.ps1
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<#PSScriptInfo
.VERSION 1.0.2 .GUID d94598b3-6791-4c35-87dd-3db7282a1510 .AUTHOR Frits van Drie (3-Link.nl) .COMPANYNAME 3-Link Opleidingen .COPYRIGHT free to use and distribute without modifications .TAGS .LICENSEURI .PROJECTURI .ICONURI .EXTERNALMODULEDEPENDENCIES .REQUIREDSCRIPTS .EXTERNALSCRIPTDEPENDENCIES .RELEASENOTES some small adjustments in informational lines .PRIVATEDATA #> <# .DESCRIPTION Developed by 3-Link Opleidingen for training purposes only .NOTES Install-Script -Name Demo-PSBasics -Repository PSGallery $file = Get-Item "$env:ProgramFiles\WindowsPowerShell\Scripts\Demo-PSBasics.ps1" ise $file.FullName Find-Script -Name Demo-* -Repository PSGallery #> Param($x) Write-Warning 'Do not run this script on mission-critical devices!' Write-Warning 'This script is developed for step-by-step demonstration.' Write-Warning 'Open it in your code editor and demo each line/block separately' Write-Host Write-Host "File : Demo-PSBasics.ps1" Write-Host "Author: Frits van Drie (3-Link.nl)" Write-Host "Date : 2022-04-11" BREAK dir 'C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe' dir 'C:\Windows\system32\WindowsPowerShell\v1.0\powershell_ISE.exe' $PSVersionTable # PS 7 cmd.exe /k "`"C:\Program Files\PowerShell\7\pwsh.exe`" -WorkingDirectory ~" # Windows Terminal app (Windows 11: present / Windows 10: download from Store) # Visual Studio Code (https://code.visualstudio.com/Download) # Script Editor # comment <# Comment block Syntax Cmdlets: <verb>-<noun> Syntax: Object-oriented: #> #region: Verbs and Nouns # GET: Read only Get-Service # Retrieve services Get-Process Get-LocalUser Get-AzureADUser # SET: Modify an existing object Set-Service # Add Add-LocalGroupMember # Remove Remove-Item # NEW New-LocalGroup # Invoke Invoke-Command # Out Out-File Out-GridView # Export Export-Csv # ConvertTo ConvertTo-Json #endregion #region: Modules Install-Module Import-Module Get-Module Get-Module -ListAvailable # ModulePath $env:PSModulePath # PS 5.1 <# $env:USERPROFILE\Documents\WindowsPowerShell\Modules; C:\Program Files\WindowsPowerShell\Modules; C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules #> # PS7.2: <# $env:USERPROFILE\Documents\PowerShell\Modules; C:\Program Files\PowerShell\Modules; c:\program files\powershell\7\Modules; C:\Program Files\WindowsPowerShell\Modules; C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules #> Get-Module ActiveDirectory Get-Command -Module ActiveDirectory Get-Command -Module AzureAD Get-Command -Module 3LToolKit #endregion #region: Help Get-Help Get-Help Get-Help Get-Service Get-Help Get-Service -Full Get-Help Get-Service -Examples Help Get-Service -ShowWindow Help Get-Service -Online help about* help about_Command_Syntax -ShowWindow help about_Comparison_Operators -ShowWindow #endregion #region: Get-Command Get-Command Get-Command -verb get Get-Command set-*adapter Get-Command *service Get-Command Get-LocalUser Get-Command Get-AzureADUser Get-Command Get-ADUser Get-Command Get-ADComputer #endregion #region: Alias cd \users cd \\dc1\Scripts chdir \windows Set-Location 'C:\Program Files' sl .\WindowsPowerShell Set-Location C:\Windows dir ls Get-ChildItem gci Get-Alias cd Get-Alias gci Get-Alias -Definition Get-Service # alias of Get-Command ? # alias of Get-Process ? # alias of Invoke-Expression ? Get-Alias -Definition Get-Command, Get-Process, Invoke-Expression New-Alias -Name goto -Value Set-Location Get-Alias -Definition Set-Location goto C:\Windows #endregion #region: Parameters # syntax: Cmdlet -ParameterName Value -ParameterName Value ... Get-Service -Name spooler Get-Service -Name spooler Bits Get-Service -Name spooler, Bits Get-Service -Name sp* Get-Service spooler, bits Get-Service -ComputerName DC1 Get-Service -ComputerName LON-* Get-Service -ComputerName DC1, SVR1, localhost Get-Service -Name spooler -ComputerName DC1, SVR1, localhost Get-Service spooler -ComputerName DC1, SVR1, localhost Get-Service -Name spooler DC1, SVR1, localhost # Get-Service [ [-Name] <string[] ] [ -ComputerName <string[]> ] Get-Help Get-Service -ShowWindow # compare syntax #endregion #region: Variables $var1 = 'abc' $var1 Start-Service spooler $svc = Get-Service spooler Stop-Service spooler Get-Service spooler $svc Get-Variable Get-Variable -Name svc $svc = $null $svc = $empty $svc = '' Get-Variable -Name svc Remove-Variable svc Get-Variable -Name svc #endregion |