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<!DOCTYPE html> <html> <body> <?php $search = preg_quote("://", "/"); $input = '../index.html'; $pattern = "/$search/"; if(preg_match($pattern, $input)) { echo "The input is a URL."; } else { echo "The input is not a URL."; } ?> </body> <!-- Mirrored from www.w3schools.com/php/phptryit.asp?filename=tryphp_func_regex_preg_quote by HTTrack Website Copier/3.x [XR&CO'2014], Tue, 07 Jun 2022 20:30:06 GMT --> </html>
The input is a URL.