- substr: documentation ( source)
- explode: documentation ( source)
<?php
$PXName = explode('.php', 'rptOwnerOverview2.php?Action=New')[0];
if (substr($PXName, -1) == '2' || substr($PXName, -1) == '3') {
$PXName = substr($PXName, 0, -1);
}
echo $PXName;