uninterruptible PowerShell code

Logs_function.ps1

function Logs
{
    $lineNumber = 0
    $delimiter = ":"
    $dateTimeStamp = "00-00-0000 00:00:00.000"
    Get-ChildItem Log?.txt |
        ForEach-Object {
            $filename = $_.name
            Get-Content $filename | ForEach-Object { 
                if ([System.Console]::KeyAvailable) { return }  # <-- this makes it interruptable
                $s = $_
                $lineNumber++
                $LineNumberText = $('{0:d8}' -f $lineNumber)
                if ( ($s.length -ge 30) )
                {
                    $dateTimeStamp = $s.Substring(5, 23)
                }
                "   " + $dateTimeStamp + " " + $filename + " " + $LineNumberText + " " + $delimiter + " " + $s
           } 
       }
}