3v4l.org

run code in 300+ PHP versions simultaneously
<?php $list = array("A","B","C","D"); foreach ( $list as $var ) { print(current($list)); } echo "\n"; foreach ( $list as $var ) { print(item($list)); } function item($list) { return current($list); } echo "\n"; item2($list); function item2($list) { foreach ( $list as $var ) { print(current($list)); } } ?>
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.30, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
AAAA AAAA AAAA
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
BBBB BCDA AAAA
preferences:
45.91 ms | 407 KiB | 5 Q