Write-Warning

Write a warning message in reverse video to the host display.

Syntax
      Write-Warning [-message] string [CommonParameters]

Key
   -message string
       The warning message to send to the host.
       {may be piped}

   CommonParameters:
       -Verbose, -Debug, -ErrorAction, -ErrorVariable, -OutVariable.

The action of Write-Warning is dependent on the value of $WarningPreference
"Continue" = Show the message on the console [this is the Default action]
"SilentlyContinue" = Do not show the message.
"Stop" = Show the message and then halt.
"Inquire" = Prompt the user.

Example

Write a warning message:

PS C:\>$WarningPreference = "Continue"
PS C:\>Write-Verbose "The quick brown fox."

“History is a vast early warning system” - Norman Cousins

Related Powershell Commands:

Write-Debug - Write a debug message to the host display
Write-Error - Write an object to the error pipeline.
Write-Host - Display objects through the host user interface
Write-Output - Write an object to the pipeline
Write-Progress - Display a progress bar
Write-Verbose - Write a string to the host’s verbose display



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Simon Sheppard
SS64.com