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<?php $arr = array(7, NAN, 3, 4); var_dump(sort($arr)); var_dump($arr);
Output for git.master, git.master_jit, rfc.property-hooks
bool(true) array(4) { [0]=> float(NAN) [1]=> int(3) [2]=> int(4) [3]=> int(7) }

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