tryphp_filter_adv4.php:
<!DOCTYPE html> <html> <body> <?php // Variable to check $str = "<h1>Hello WorldÆØÅ!</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> </html>
Hello World!