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39 lines
538 B
PHP
39 lines
538 B
PHP
--TEST--
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Covariant return-by-ref constraints
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--FILE--
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<?php
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class A implements ArrayAccess {
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public $foo = array();
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public function &offsetGet($n): mixed {
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return $this->foo[$n];
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}
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public function offsetSet($n, $v): void {
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}
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public function offsetUnset($n): void {
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}
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public function offsetExists($n): bool {
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}
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}
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$a = new A;
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$a['foo']['bar'] = 2;
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var_dump($a);
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?>
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--EXPECT--
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object(A)#1 (1) {
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["foo"]=>
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array(1) {
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["foo"]=>
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array(1) {
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["bar"]=>
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int(2)
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}
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}
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}
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