Created
April 23, 2021 10:32
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SETUP (OSX) | |
===== | |
install using homebrew | |
brew install --cask powershell | |
Run with | |
pwsh | |
Visual Studio / Code has an extenstion for editing | |
BASICS / CMDLETS | |
================ | |
Get extended version information | |
$PSVersionTable | |
Can access peroperties using dot notation | |
$PSVersionTable.PSVersion | |
Uses objects not text for piping generally | |
cmdlets are compiled commands running on a common runtime | |
Very specific naming formats Verb-Noun | |
Use Get-Verb to see allowed verbs | |
Get-Command - list all cmdlets, can use filters (can combine below) | |
Get-Command -Noun <string> | |
Get-Command -Verb <string> | |
Get-Command -ParameterType <string> #Get commands which use a parameter class (good to know as types are important here) | |
Get-Help - Get help info (just use 'help' which comes with pagination - space here to scroll by page) | |
Get-Help -Name <string> or Get-Help <string> #Help info for specific command | |
-Full #This flag returns a detailed help page. It specifies information like parameters, inputs, and outputs that you don't get in the standard response. | |
-Detailed #This flag's response looks like the standard response, but it includes a section for parameters. | |
-Examples #This flag returns only examples, if any exist. | |
-Online #This flag opens a web page for your command. | |
-Parameter #This flag requires a parameter name as an argument. It lists a specific parameter's properties. | |
Get-Member - drill down into objects | |
<cmdlet> | Get-Member - Show drill down of return from command(s) | |
Select-Object - use this to filter objects | |
<cmdlet> | Get-Member | Select-Objects <string> #string is comma delimited col names or * | |
-MemberType <string> #filter this on member type | |
For grepping use . for any character and * for any characters | |
For piping use | but remember these are objects | |
#Single line comment | |
<# | |
Comment Block | |
#> | |
USEFUL CMDLETS | |
============== | |
Get-Process | |
-Name <string> |
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