3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $linearray = [['a','z',1], ['a','z',0], ['a','b',1], ['a','c',1]]; $a_iter = new ArrayIterator($linearray); $b_iter = new LimitIterator(new InfiniteIterator(new ArrayIterator(array("1","2","3","4","5","6"))), 0, count($linearray)); $m_iter = new MultipleIterator(MultipleIterator::MIT_KEYS_ASSOC); $m_iter->attachIterator($a_iter, 'a'); $m_iter->attachIterator($b_iter, 'b'); foreach ($m_iter as $item) { print_r(array_merge($item['a'], array($item['b']))); }
Output for 5.4.0 - 7.1.0
Array ( [0] => a [1] => z [2] => 1 [3] => 1 ) Array ( [0] => a [1] => z [2] => 0 [3] => 2 ) Array ( [0] => a [1] => b [2] => 1 [3] => 3 ) Array ( [0] => a [1] => c [2] => 1 [3] => 4 )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/bhJPo on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/bhJPo on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/bhJPo on line 3
Process exited with code 255.