x
<html><body>// Variable to check$str = "<h1>Hello Worldфье!</h1>";// Remove HTML tags and all characters with ASCII value > 127$newstr = filter_var($str, FILTER_SANITIZE_STRING, FILTER_FLAG_STRIP_HIGH);echo $newstr;</body><!-- Mirrored from www.w3schools.com/php/phptryit.asp?filename=tryphp_filter_adv4 by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:22:24 GMT --></html>
Hello World!