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<?php $lost = array("A","B","C","D"); $list = &$list; 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 git.master, git.master_jit, rfc.property-hooks
Warning: foreach() argument must be of type array|object, null given in /in/bZXcP on line 7 Warning: foreach() argument must be of type array|object, null given in /in/bZXcP on line 13 Warning: foreach() argument must be of type array|object, null given in /in/bZXcP on line 25

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