3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fiv = '<p id="copyright">jdhjhdfjksdfhjhfksdjh<div>sdhsajhda<div>sadgashdghasgdasdS<DAsadasdasjdsahdasuhdasD>ASDAS>daslkdasjdiasduiasudasyduasydasyduiasuiasydiausyduisaydiuy</p>'; preg_match('/<p id="copyright">(.*)<\/p>$/i', $fiv, $k); echo str_replace($k[1], 'guilherme', $fiv);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.5 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
<p id="copyright">guilherme</p>
preferences:
188.55 ms | 406 KiB | 313 Q