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<?php class Foo implements \JsonSerializable { protected $bar; protected $foobar; public $mybar; public function getBar() { return json_encode($this); } public function jsonSerialize() { return ['mybar'=>'foo']; } } var_dump(json_encode(new Foo)); var_dump((new Foo)->getBar());
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of Foo::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/jVadD on line 14 string(15) "{"mybar":"foo"}" string(15) "{"mybar":"foo"}"

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