3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = ''; var_dump(explode(',', $test));
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.28, 8.1.0 - 8.1.19, 8.2.0 - 8.2.6
array(1) { [0]=> string(0) "" }
preferences:
69.62 ms | 407 KiB | 5 Q