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Discussion :: PHP - CS

  1. What will be the output of the following PHP code?

    <?php
    function sum($num1, $num2)
    {
        $total = $num1 + $num2;
        echo "cos($total)"; 
    }
    sum(5,-5);    
    ?>
    2. A.

     0
    B.

     1
    C.

     0.5
    D.

     -0.5

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    View Answer

    Answer : Option B

    Explanation :

    cos() gives the cos value of the argument. Here the function returns 1.

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