3v4l.org

run code in 300+ PHP versions simultaneously
<?php $teste = 'sfgsdfgsdfgsdgf</body> </html>'; $pos = strpos($teste, '</body>'); if ($pos !== false) { $html = substr($teste, 0, $pos); var_dump($html . 'TESTETESTE' . substr($teste, $pos)); }
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, 7.2.0 - 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
string(44) "sfgsdfgsdfgsdgfTESTETESTE</body> </html>"

preferences:
192.49 ms | 406 KiB | 314 Q