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<?php $list = array("A","B","C","D"); echo "\n"; debug_zval_dump($list); foreach ( $list as $var ) { debug_zval_dump($list); print(current($list)); } echo "\n"; debug_zval_dump($list); foreach ( $list as $var ) { print(item($list)); } function item($list) { debug_zval_dump($list); return current($list); } echo "\n"; item2($list); function item2($list) { debug_zval_dump($list); foreach ( $list as $var ) { debug_zval_dump($list); print(current($list)); } } ?>
Output for git.master, git.master_jit, rfc.property-hooks
array(4) refcount(3){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } array(4) refcount(4){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(4){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(4){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(4){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } A array(4) refcount(3){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } array(4) refcount(5){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(5){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(5){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(5){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } A array(4) refcount(4){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } array(4) refcount(5){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(5){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(5){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } Aarray(4) refcount(5){ [0]=> string(1) "A" interned [1]=> string(1) "B" interned [2]=> string(1) "C" interned [3]=> string(1) "D" interned } A

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