3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "This is an example string"; $token = strtok($string, " "); while ($token !== false) { echo $token . PHP_EOL; $token = strtok(" "); }
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
This is an example string

preferences:
103.89 ms | 406 KiB | 5 Q