3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = '¡ÉQuÁÉÍÓÚ fríoÍ!'; $text = str_replace(array('¡','Á','É','Í','Ó','Ú'), '', $text); $text = preg_replace('/[^a-zA-Z0-9áéíóúñ\', ]/i','',$text); echo $text; die;

preferences:
48.71 ms | 402 KiB | 5 Q