Online PHP editor | refs for ioiFVo

<?php $time = microtime(true); for ($i = 0; $i < 1000000; $i++) { preg_match('/^(http|https)?:?\/\//', 'https://stackoverflow.com/questions/20248666/in-this-case-which-is-better-in-matching-regular-expression-or-parse-url'); } echo number_format(microtime(true) - $time, 10), "\n"; $time = microtime(true); for ($i = 0; $i < 1000000; $i++) { strpos('https://stackoverflow.com/questions/20248666/in-this-case-which-is-better-in-matching-regular-expression-or-parse-url', 'https://') === 0 || strpos('https://stackoverflow.com/questions/20248666/in-this-case-which-is-better-in-matching-regular-expression-or-parse-url', 'http://') === 0 || strpos('https://stackoverflow.com/questions/20248666/in-this-case-which-is-better-in-matching-regular-expression-or-parse-url', '//'); } echo number_format(microtime(true) - $time, 10);