3v4l.org

run code in 300+ PHP versions simultaneously
<?php $lost = array("A","B","C","D"); $list = &$lost; foreach ( &$list as $var ) { printf("%s (%s)\n", item($list), $var); } function item($list) { return current($list); } ?>
Output for 5.3.0 - 5.3.21, 5.4.0 - 5.4.11
Parse error: syntax error, unexpected '&' in aQsCV on line 7
Process exited with code 255.
preferences:
175 ms | 1399 KiB | 41 Q