Online PHP editor | output for gHC7N

<?php function convertToTimestamp($dateStr) { $dateStr = trim($dateStr); echo function_exists("date_create") if (!function_exists('date_create')) { return strtotime($dateStr); } $oDate = date_create($dateStr); if ($oDate instanceof DateTime) { #$curErrors = $oDate->getLastErrors(); #print_r($curErrors); #$curErrors = array_filter($curErrors, 'is_numeric'); #$curErrors = (bool)array_sum($curErrors); #if (!$curErrors) { return (int)$oDate->format('U'); #} } return false; } echo convertToTimestamp("2012-01-01"); // 1325376000 echo "<br>"; var_dump( convertToTimestamp("foo") ); // sollte false