PHP MCQ › Functions in PHP MCQ › Question #2430
Single Choice Not Set

QWhat will be the output of the following PHP code? 
< ?php 
    function calc($price, $tax="")
    {
        $total = $price + ($price * $tax);
        echo "$total"; 
    }
    calc(42);	
?>

ID: #2430 Functions in PHP MCQ 2,255 views
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#2430Q ID
Not SetDifficulty
Functions in PHP MCQTopic
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  • A Error ✔ ✖
  • C 42 ✔ ✖
  • D 84 ✔ ✖
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Explanation

You can designate certain arguments as optional by placing them at the end of the list and assigning them a default value of nothing.
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