Online PHP editor | refs for NAV7N

<?php $phrase_array = str_split("wo-rd"); $cleanse = array("!", "@", "#", "$", "%", "^", "&", "*", "(", ")", "-", "_", "+", "=", "\\", "|", "}", "]", "[", "{", "'", '"', "?", "/", ".", ">", ",", "<"); $non_alpha_num = !empty(array_intersect($cleanse, $phrase_array)); $cleanse_length = count($cleanse); $phrase_length = count($phrase_array); if($non_alpha_num){ for($x=0;$x<$cleanse_length-1;$x++){ for($z=0;$z<$phrase_length-1;$z++) if($phrase_array[$z] == $cleanse[$x]){ $match = array_search($cleanse[$x], $phrase_array); array_splice($phrase_array, $match, 1); } } } $cleanse_phrase = implode("", $phrase_array); $phrase_array = explode(" ", strtolower($cleanse_phrase)); $search_value = array_keys($phrase_array, strtolower("word")); echo count($search_value);