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<?php $xs = new ArrayIterator([1, 2, 3, 4]); $ys = (array) $xs; var_dump($ys); $us = new EmptyIterator(); $vs = (array) $vu; var_dump($vs);
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) } Warning: Undefined variable $vu in /in/uai0p on line 6 array(0) { }

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