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  • First published by (MVP, Microsoft Community Contributor)
  • When: 1 Apr 2014 6:40 AM
  • Last revision by (MVP, Microsoft Community Contributor)
  • When: 18 Jul 2019 7:04 PM
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PowerShell: How to use Switch Parameter?
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What is Switch Parameter?
Help about_Functions_Advanced_Parameters

How to Use Switch Parameter?
Param(
    [Parameter(Mandatory=$false)]
    [Switch]$ColorText
    )

How to consume switch parameter?
Demo function if switch -colortext is included you get color text output if not plain text with default host color

Function Demo
 
{
    Param(
    [Parameter(Mandatory=$false)]
    [Switch]$ColorText
    )
 
if($ColorText -eq $false)
    {
        Write-Host "Plain Text"
    }
elseif($ColorText -eq $true)
    {
        Write-Host "Color Text" -ForegroundColor Green
    }
 
}
 
Demo