PHP function which removes accent

remove_accent.php

/**
 * Found on http://www.weirdog.com/blog/php/supprimer-les-accents-des-caracteres-accentues.html
 */
function wd_remove_accents($str, $charset='utf-8') {
    $str = htmlentities($str, ENT_NOQUOTES, $charset);
    
    $str = preg_replace('#&([A-za-z])(?:acute|cedil|circ|grave|orn|ring|slash|th|tilde|uml);#', '\1', $str);
    $str = preg_replace('#&([A-za-z]{2})(?:lig);#', '\1', $str); // pour les ligatures e.g. 'œ'
    $str = preg_replace('#&[^;]+;#', '', $str); // supprime les autres caractères
    
    return $str;
}