Zend PHP 5.3 Certification Exam


1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
  • Question 14/25

    Consider the following array:

    
    $arr= array('apple', 'banana', 'cherry');
    
    You want to display this array as the following string:
    
    apple, banana, cherry
    
    Which of the following functions will you use to accomplish the task into a single call?