Fri Mar 10 2023

Function Syntax

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File Name: javascript-function-syntax.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>JavaScript Function Syntax</title>
    <script>
        /* Tradition Function */
        function sum1(x, y) {
            return x+y;
        }

        /* Anonymous Function Assigned to a Variable */ 
        const sum2 = function (x, y) {
            return x + y;
        }

        /* Arrow Function */
        const sum3 = (x, y) => {
            return x + y;
        }

        function calculator() {
            document.getElementById('fun1').innerHTML = sum1(5, 6);
            document.getElementById('fun2').innerHTML = sum2(6, 7);
            document.getElementById('fun3').innerHTML = sum3(7, 8);
        }
        
    </script>
</head>
<body>
    <button onclick="calculator()">Calculate</button>
    <h1>Traditional Function: <span id="fun1"></span></h1>
    <h1>Anonymous Function: <span id="fun2"></span></h1>
    <h1>Arrow Function: <span id="fun3"></span></h1>
</body>
</html>

Result Screenshot(s)

Author:Geekboots