--TEST-- Constant arrays --INI-- zend.enable_gc=1 --FILE-- 'bar']]); const FOO_BAR = [1, 2, 3, ['foo' => 'bar']]; $x = FOOBAR; $x[0] = 7; var_dump($x, FOOBAR); $x = FOO_BAR; $x[0] = 7; var_dump($x, FOO_BAR); // ensure references are removed $x = 7; $y = [&$x]; define('QUX', $y); $y[0] = 3; var_dump($x, $y, QUX); // ensure objects not allowed in arrays var_dump(define('ELEPHPANT', [new StdClass])); // ensure recursion doesn't crash $recursive = []; $recursive[0] = &$recursive; var_dump(define('RECURSION', $recursive)); --EXPECTF-- array(4) { [0]=> int(7) [1]=> int(2) [2]=> int(3) [3]=> array(1) { ["foo"]=> string(3) "bar" } } array(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> array(1) { ["foo"]=> string(3) "bar" } } array(4) { [0]=> int(7) [1]=> int(2) [2]=> int(3) [3]=> array(1) { ["foo"]=> string(3) "bar" } } array(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> array(1) { ["foo"]=> string(3) "bar" } } int(3) array(1) { [0]=> &int(3) } array(1) { [0]=> int(7) } Warning: Constants may only evaluate to scalar values or arrays in %s on line %d bool(false) Warning: Constants cannot be recursive arrays in %s on line %d bool(false)