- var_dump: documentation ( source)
- htmlspecialchars: documentation ( source)
- array_walk: documentation ( source)
<?php
function filter(&$input) {
$input = htmlspecialchars($input, ENT_QUOTES, 'UTF-8');
}
$test = array('<test>"hoi"</test>', '<script class="javascript">alert(\'hoi\')</script>');
array_walk($test, "filter");
var_dump($test);