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<?php $a = array(10, 20); $n = 0; foreach($a as &$v) { echo $v; $a[] = 42; var_dump($a); if ($n++ > 3) {break;} }
Output for git.master, git.master_jit, rfc.property-hooks
10array(3) { [0]=> &int(10) [1]=> int(20) [2]=> int(42) } 20array(4) { [0]=> int(10) [1]=> &int(20) [2]=> int(42) [3]=> int(42) } 42array(5) { [0]=> int(10) [1]=> int(20) [2]=> &int(42) [3]=> int(42) [4]=> int(42) } 42array(6) { [0]=> int(10) [1]=> int(20) [2]=> int(42) [3]=> &int(42) [4]=> int(42) [5]=> int(42) } 42array(7) { [0]=> int(10) [1]=> int(20) [2]=> int(42) [3]=> int(42) [4]=> &int(42) [5]=> int(42) [6]=> int(42) }

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