3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '<h1>Oude tekst hier</h1>'; $search = "/[^<h1>](.*)[^<\/h1>]/"; $replace = "Here my new text"; $content = preg_replace($search,$replace,$string); echo $content;
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.4, 8.3.6 - 8.3.15, 8.4.1 - 8.4.2
<h1>Here my new text</h1>
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 <h1>Here my new text</h1>
preferences:
81.73 ms | 407 KiB | 5 Q