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Assignment, Logical, Comparison Operators

Update-Help

Downloads and installs newest

help files

+=, ?=, ¡Á=, ¡Â=, %=, +

+, ??, =

Assigns one or more values to a

variable

Get-Help

Displays information about

commands and concepts

-and,-or,-not,-xor,!

Connect expressions / statements

-eq, -ne

Equal, not equal

-gt, -ge

Greater than, greater than or equal

-lt, -le

Less than, less than or equal

-replace

¡°Hi¡± -replace ¡°H¡±, ¡°P¡±

-match,-notmatch

Regular expression match

-like,-notlike

Wildcard matching

Get-Command

Gets all commands

Get-Member

Gets the properties and methods

of objects

Get-Module

Get-Service

Get-Process

Gets the modules that have been

imported or that can be imported

into the current session

Gets the services on a local or

remote computer

Gets the processes that are

running on the local computer or a

remote computer

Flow Control

If(){ } Elseif(){ } Else{ }

-contains,-notcontains Check if value in array

-in, -notin

Reverse of contains,notcontains

Case-Sensitive Comparison

-ceq, -cne, -clike, -cnotlike, -cnotmatch, -ccontains, cnotcontains

Aliases for Common commands

Gcm

Get-Command

Fl

Format-List

$arr = "a", "b"

Array of strings

Foreach,%

Foreach-Object

Gcim

Get-CimInstance

$arr = @()

Empty array

Sort

Sort-Object

Cat,gc,type

Get-Content

$arr[5]

Sixth array element

Where,?

Where-Object

Sc

Set-Content

$arr[-3..-1]

Last three array elements

Diff,compare Compare-Object

h,history,ghy

Get-History

$arr[1,4+6..9]

Elements at index 1,4, 6-9

Dir, ls, gci

Get-ChildItem

r,Ihy

Invoke-History

$arr[1] += 200

Add to array item value

Gi

Get-Item

Gp

Get-ItemProperty

$z = $arA + $arB

Two arrays into single array

Copy,cp,cpi

Copy-Item

Sp

Set-ItemProperty

[pscustomobject]@{x=1;z=2}

Create custom object

Move,mv,mi

Move-Item

Pwd,gl

Get-Location

(Get-Date).Date

Date property of object

Del,rm

Remove-Item

Gm

Get-Member

Rni,ren

Rename-Item

Sls

Select-String

#,

Comment, Multiline Comment

Ft

Format-Table

Cd,chdir,sl

Set-Location

"`"test`""

Escape char `

Gcm

Get-Command

Cls,clear

Clear-Host

`t

Tab

`n

New line

Case-Insensitive Comparison

while() { }

For($i=0; $i -lt 10; $i++) { }

-ieq, -ine, -ilike, -inotlike, -inotmatch, -icontains, inotcontains

Foreach($file in dir C:\) {$file.name}

Setting Security Policy

1..10 | foreach{$_}

Importing, Exporting, Converting

Arrays, Objects

Part of Cmdlets

Comments, Escape Characters

Get-EventLog

Get-WinEvent

Get-Date

`

Line continue

New-Item

Set-Item

Move-Item

&

The call operator, "invocation operator"

Copy-Item

Remove-Item

Compare-Object

Common Automatic Variables

Get-Content

Set-Content

Add-Content

$$

Last token of the previous command line

View and change execution policy with Get-Execution and

Set-Execution policy:

Start-Sleep

Start-Job

Get-CimInstance

$?

Boolean status of last command

Get-Credential

Test-Connection

New-PSSession

$^

First token of the previous command line

Test-Path

Split-Path

Get-History

$_, $PSItem

Current pipeline object

Get-ADUser

Get-ADComputer

New-ISESnippet

$profile

The standard profile (may not be present)

Get-WMIObject

Out-File

Out-String

$PsVersionTable

Details about the version of PowerShell

Export-CliXML

Import-CliXML

Get-Executionpolicy

ConvertTo-XML

ConvertTo-HTML

Set-Executionpolicy

Export-CSV

Import-CSV

ConvertTo-CSV

ConvertFrom-CSV

- Restricted

- AllSigned

- RemoteSigned

- Unrestricted

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Windows PowerShell CheatSheet (WJ)

Useful Commands

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