3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = "one\ntwo\r\nthree\rfour\r\n\nfive"; var_export(preg_split('~\R~', $text));
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array ( 0 => 'one', 1 => 'two', 2 => 'three', 3 => 'four', 4 => '', 5 => 'five', )
preferences:
99.74 ms | 1536 KiB | 4 Q