php convert object to array multidimensional

1$person = new stdClass();
2$person->firstName = "Taylor";
3$person->age = 32;
4
5//Convert Single-Dimention Object to array
6$personArray = (array) $person;
7
8//Convert Multi-Dimentional Object to Array
9$personArray = objectToArray($person);
10function objectToArray ($object) {
11    if(!is_object($object) && !is_array($object)){
12    	return $object;
13    }
14    return array_map('objectToArray', (array) $object);
15}

1// Very fast way (More at pereere.com/php)
2$obj = json_decode( json_encode( $obj ), true );
3
4
5// Recursive Method
6// Dont create function if it already exist
7	if ( ! function_exists( 'convert_object_to_array' ) ) {
8
9		/**
10		 * Converts an object to an array recursively.
11		 *
12		 * @param  object  $obj  The object to convert
13		 * @param  array   $arr  Recursive
14		 *
15		 * @return mixed
16		 *
17		 */
18		function convert_object_to_array( $obj, &$arr = [] ) {
19
20			// Return if @var $obj is not an object (may be an array)
21			if ( ! is_object( $obj ) && ! is_array( $obj ) ) {
22				$arr = $obj;
23
24				return $arr;
25			}
26
27			foreach ( $obj as $key => $value ) {
28				if ( ! empty( $value ) ) {
29					$arr[ $key ] = array();
30					// Recursively get convert the value to array as well
31					convert_object_to_array( $value, $arr[ $key ] );
32				} else {
33					$arr[ $key ] = $value;
34				}
35			}
36
37			return $arr;
38		}
39	}