PHP简单 对象(object) 与 数组(array) 的转换

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/**  * 数组 转 对象  *  * @param array $arr 数组  * @return object  */ function array_to_object($arr) {     if (gettype($arr) != 'array') {         return;     }     foreach ($arr as $k => $v) {         if (gettype($v) == 'array' || getType($v) == 'object') {             $arr[$k] = (object)array_to_object($v);         }     }        return (object)$arr; }    /**  * 对象 转 数组  *  * @param object $obj 对象  * @return array  */ function object_to_array($obj) {     $obj = (array)$obj;     foreach ($obj as $k => $v) {         if (gettype($v) == 'resource') {             return;         }         if (gettype($v) == 'object' || gettype($v) == 'array') {             $obj[$k] = (array)object_to_array($v);         }     }        return $obj; }