3v4l.org

run code in 300+ PHP versions simultaneously
<?PHP function escape($string) { if(is_array($string)) { foreach($string as $key => $val) { unset($string[$key]); $string[escape($key)] = escape($val); } } else { $string = @mysql_real_escape_string($string); } return $string;}function html($string) { if(is_array($string)) { foreach($string as $key => $val) { unset($string[$key]); $string[html($key)] = html($val); } } else { $string = htmlentities($string); } return $string;}$s= escape('asd"asiqwe\\');echo $s;echo html($s);?>

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48.61 ms | 402 KiB | 5 Q