3v4l.org

run code in 500+ PHP versions simultaneously
<?php $re = '/\.(?:js|css)\K\?v=\d+/'; $s = 'script.js?v=123 CSS.css?v=3456'; $result = preg_replace($re, '', $s); echo $result;
Output for git.master, git.master_jit, rfc.property-hooks
script.js CSS.css

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