CLI for -Command and -File is not documented properly

[iSazonov]

Issue Details

Command line parameters -File and -Command is not documented properly:

• -File is not documented at all
• not mentioned that -Command requires redirected stdin input

Related PowerShell/PowerShell#9494 (comment)

Version(s) of document impacted

• Impacts 6.next document
• Impacts 6 document
• Impacts 5.1 document
• Impacts 5.0 document
• Impacts 4.0 document
• Impacts 3.0 document

Reason(s) for not selecting all version of documents

• The documented feature was introduced in selected version of PowerShell
• This issue only shows up in selected version of the document

[sdwheeler]

Need to update

• https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_powershell_exe?view=powershell-5.1
• https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_pwsh?view=powershell-6
• https://docs.microsoft.com/en-us/powershell/scripting/components/console/powershell.exe-command-line-help?view=powershell-6

[iSazonov]

Discussion in PowerShell repo is still open and perhaps we'll need to change a semantic of the parameter.

[sdwheeler]

I am updating the docs to speak to the current behavior as best as we can.

[iSazonov]

/cc @mklement0 for information.