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<?php class Test { public $arr = []; } $t = new Test(); $t->arr['b'] = 'HELLO'; $t->arr2['b'] = "HELLO2"; var_dump($t);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Creation of dynamic property Test::$arr2 is deprecated in /in/BeRMK on line 11 object(Test)#1 (2) { ["arr"]=> array(1) { ["b"]=> string(5) "HELLO" } ["arr2"]=> array(1) { ["b"]=> string(6) "HELLO2" } }

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