- var_dump: documentation ( source)
- ctype_print: documentation ( source)
- trim: documentation ( source)
- preg_replace: documentation ( source)
<?php
$str = '��Hitmakers Feat. KNA Connected';
var_dump(ctype_print('��Hitmakers Feat. KNA Connected'));
var_dump(trim($str));
$str = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F\x80-\x9F]/u', '', $str);
var_dump($str);