Powershell Cheat Sheet (Page 2 of 3) in pdf

Powershell Cheat Sheet Page 2

Do W hile L oop

Do U ntil L oop

Can r epeat a s et o f c ommands w hile a c ondition i s m et

Can r epeat a s et o f c ommands u ntil a c ondition i s m et

$a=1

Do { $a; $ a++}

While ( $a – lt 1 0)

Until ( $a – gt 1 0)

For L oop

ForEach -‐ L oop T hrough C ollection o f O bjects

Repeat t he s ame s teps a s pecific n umber o f t imes

Loop t hrough a c ollection o f o bjects

For ($a=1; $a –le 10; $a++)

Foreach ($i in Get-Childitem c:\windows)

{$a}

{$i.name; $i.creationtime}

Switch S tatement

If S tatement

Another m ethod t o r un a s pecific s et o f c ode g iven

Run a s pecific s et o f c ode g iven s pecific c onditions

specific c onditions

$a = "white"

$a = "red"

if ($a -eq "red")

switch ($a)

{"The colour is red"}

{

elseif ($a -eq "white")

"red" {"The colour is red"}

{"The colour is white"}

"white"{"The colour is white"}

else

default{"Another colour"}

{"Another colour"}

}

Reading F rom a F ile

Writing t o a S imple F ile

Use G et-‐Content t o c reate a n a rray o f l ines. T hen l oop

Use O ut-‐File o r > f or a s imple t ext f ile

through a rray

$a = "Hello world"

$a | out-file test.txt

$a = Get-Content "c:\servers.txt"

Or u se > t o o utput s cript r esults t o f ile

foreach ($i in $a)

{$i}

.\test.ps1 > test.txt

Writing t o a n H tml F ile

Use C onvertTo-‐Html a nd >

$a = Get-Process

$a | Convertto-Html -property Name,Path,Company > test.htm

Writing t o a C SV F ile

Use E xport-‐Csv a nd S elect-‐Object t o f ilter o utput

$a = Get-Process

$a| Select-Object Name,Path,Company | Export-Csv -path test.csv

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