Zend Preparation | PHP Quiz (Learning Mode)

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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

What is the output of the following code ?

    $a = array(
        "1"=>"A",1=>"B","C",2=>"D"
    );
    echo count($a);