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<?php $a1 = array(1, 2, 3); $a2 = $a1; $a2[0] = 5; print_r($a1); $a3 = &$a1; $a3[0] = 5; print_r($a1);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 1 [1] => 2 [2] => 3 ) Array ( [0] => 5 [1] => 2 [2] => 3 )

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