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<?php $object = new StdClass(); $object->{'1'} = 'test'; /** * object(stdClass)#1 (1) { * ["1"]=> * string(4) "test" * } */ $array = (array) $object; /** * array(1) { * ["1"]=> * string(4) "test" * } */ var_dump($array[1]); // NULL var_dump($array['\'1\'']); // NULL

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