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<?php $a = array(10, 20); foreach($a as &$v) { var_dump($a); var_dump($v); unset($a[1]); } var_dump($v);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> &int(10) [1]=> int(20) } int(10) int(10)

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