Time command

TimeThis.ps1

###########################################################
# Profiling method
# Usage: TimeThis({ <code> }, "optional name/message for this script block")
# 
###########################################################

function TimeThis([scriptblock]$scriptblock, $msg)
{
    if (!$stopWatch)
    {
        $script:stopWatch = new-object System.Diagnostics.StopWatch
    }
    $stopWatch.Reset()
    $stopWatch.Start()
    . $scriptblock
    $stopWatch.Stop()
    if ($msg -eq $null) { $msg = "$scriptblock" }
    "Execution time: $($stopWatch.ElapsedMilliseconds) mS for $msg"
}