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<?php class Foo implements ArrayAccess { public function offsetExists($offset) { print 'offsetExists called with: ' . $offset; } public function offsetGet($offset) { print 'offsetGet called with: ' . $offset; } public function offsetSet($offset, $value) { } public function offsetUnset($offset) { } } $foo = new Foo(); $foo['bar']; print "\n\n"; $foo['baz'] ?? null;
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of Foo::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/OLqvr on line 5 Deprecated: Return type of Foo::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/OLqvr on line 10 Deprecated: Return type of Foo::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/OLqvr on line 15 Deprecated: Return type of Foo::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/OLqvr on line 19 offsetGet called with: bar offsetExists called with: baz

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