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<?php // --- $a = [1, 2, 3]; foreach ($a as &$v) { $v += 10; } print_r($a); unset($a, $v); // --- $a = [1, 2, 3]; foreach (($a) as &$v) { $v += 10; } print_r($a); unset($a, $v); // --- $a = [1, 2, 3]; foreach (1 ? $a : [] as &$v) { $v += 10; } print_r($a); unset($a, $v); // ---
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 11 [1] => 12 [2] => 13 ) Array ( [0] => 11 [1] => 12 [2] => 13 ) Array ( [0] => 1 [1] => 2 [2] => 3 )

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