I have replaced some of th ecomments with:
Write-Verbose "Doing somthing..."
and I run my script via PS ISE like:
.\FooScript.ps1 -verbose
But in the output window I do not see any of those messages.
How can I make the write-Verbose messages displayed?
The very first line of your question clearly and concisely agrees with these. But verbose in PowerShell is different. In a nutshell, turning on verbose mode (be it with the -Verbose command line switch or the $VerbosePreference variable) simply enables output from the verbose stream to the console.
The Write-Verbose cmdlet writes text to the verbose message stream in PowerShell. Typically, the verbose message stream is used to deliver more in depth information about command processing.
The Verbose parameter overrides the value of the $VerbosePreference variable for the current command. Because the default value of the $VerbosePreference variable is SilentlyContinue, verbose messages aren't displayed by default. -Verbose:$true has the same effect as -Verbose.
The issue is that out of the box, verbose messages do not display. The $VerbosePreference preference variable controls if Write-Verbose statements appear. By default, the value of $VerbosePreference is set to SilentlyContinue, which means the messages do not appear.
By default, the value of $VerbosePreference is set to SilentlyContinue, which means the messages do not appear. Because this is a simple preference variable, all I need to do is to change it in my profile. Now all verbose messages will appear in the output.
This parameter is required. You can also pipe a message string to Write-Verbose. You can pipe a string that contains the message to Write-Verbose. Write-Verbose writes only to the verbose message stream. Verbose messages are returned only when the command uses the Verbose common parameter. For more information, see about_CommonParameters.
The Write-Verbose cmdlet writes text to the verbose message stream in PowerShell. Typically, the verbose message stream is used to deliver more in depth information about command processing. By default, the verbose message ...
You need to add
[CmdletBinding()]
at the start of your script and use the
-verbose
parameter to see verbose messages.
Read more typing:
help about_functions_advanced
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