How should class MyObject be defined for the following code to work properly? Assume $array is an array and MyObject is a user-defined class.
$obj = new MyObject(); array_walk($array, $obj);
A. MyObject should extend class Closure
B. MyObject should implement interface Callable
C. MyObject should implement method __call
D. MyObject should implement method __invoke
|
Download Printable PDF. VALID exam to help you PASS. |
 |