Example 1. get_declared_interfaces() example
| 
<?phpprint_r(get_declared_interfaces());
 ?>
 | 
The above example will output 
something similar to:
| Array
(
    [0] => Traversable
    [1] => IteratorAggregate
    [2] => Iterator
    [3] => ArrayAccess
    [4] => reflector
    [5] => RecursiveIterator
    [6] => SeekableIterator
) |