Function to change encoding of a file in PowerShell

This is a function to change encoding of a file:

function ChangeEncoding($file , $encoding = "ascii")
{
&nbsp;&nbsp;&nbsp; # Encoding could be ascii, utf8, utf7, Unicode, etc.
&nbsp;&nbsp;&nbsp; $tempFile = "$($file).temp"
&nbsp;&nbsp;&nbsp; gc $file | out-file -encoding $encoding $tempFile
&nbsp;&nbsp;&nbsp; remove-item $file
&nbsp;&nbsp;&nbsp; Rename-Item $tempFile $file
}

function ChangeEncoding($file , $encoding = "ascii")

{

    # Encoding could be ascii, utf8, utf7, Unicode, etc.

    $tempFile = "$($file).temp"

    gc $file | out-file -encoding $encoding $tempFile

    remove-item $file

    Rename-Item $tempFile $file

}