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<?php class Test implements Countable { public $prop1; private $propa=2; protected $propx=3; public $prop4 = array(1,2,3,4); public function Greet() { return 'hello world'; } public function getCount() { $res = (array) $this; return count($res); } public function count() { return $this->getCount(); } } // per manual: ArrayObject constructed from array means all properties are public. $t = new Test; echo $t->Greet(),"\n"; echo count( (array) $t),"\n"; echo $t->getCount(),"\n"; echo count($t),"\n"; var_dump( get_object_vars($t) ); $a = (array) $t; echo count($ao = new ArrayObject($a)),"\n"; echo $ao->count();
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of Test::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/SGa74 on line 17 hello world 4 4 4 array(2) { ["prop1"]=> NULL ["prop4"]=> array(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) } } 4 4

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