Powershell script to copy selected directories with use of robocopy

#The script to Archive files from one share to another depending from the file last write time (preserving the source directory structure and security)

$mySourceRoot="source directory"

$myDestRoot="destination directory"

set-location $mySourceRoot

$myDir=Get-ChildItem

$mySortDir=@()

foreach ($arg in $myDir)

{

   

    $myType=$arg.GetType()

    #write $arg.LastWriteTime

   

    if ($mytype.Name -eq "DirectoryInfo")

    {

        if ($arg.LastWriteTime -lt (get-date 2009-01-01))

        {

            write $arg.Name  $arg.lastWritetime

            $mySortDir=$mySortDir+$arg

        }

    }

}

set-location c:\windows\system32

foreach ($arg in $mySortDir)

{

    $myPath=$arg.FullName

    $myDestPath=$myPath.Replace($mySourceRoot,$myDestRoot)

    .\robocopy.exe $myPath $myDestPath /mir /sec /r:0 | Out-Null

}