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<?php $array = (array) json_decode('{"a":"1","2":"1","3":"1","4":"1","12":"1"}'); #var_dump($array); #var_dump(array_key_exists('a', $array)); #var_dump(array_key_exists(12, $array)); #var_dump($array[12]); #var_dump($array['12']); #var_dump($array[12]); #$var = (array)json_decode('{"a":"1","2":"1","3":"1","4":"1","12":"1"}'); #var_dump($var['2']); #var_export($var); $var = array('a'=>'1', '2'=>'2'); var_export($var); $var = (object) $var; var_export($var); $var = (array) $var; var_export($var); $var = json_encode($var); var_export($var); $var = json_decode($var); var_export($var);

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