Tuesday, September 8, 2020

Addition of Two Numbers in JavaScript

 In this article, I will show you how to write a JavaScript program to add the sum of two given numbers by user.

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Program Listing

<doctype html>

<html>

<head>

<style>

body {

font-family: arial;

}

   </style>

<script>

function add(){

var a,b,c;

a=Number(document.getElementById("first").value);

b=Number(document.getElementById("second").value);

c= a + b;

document.getElementById("answer").value= c;

}

</script>

</head>

<body>

<h3> Addition of Two Numbers in JavaScript </h3><br>

Give the First number : <input id="first"><br>

Give the Second number: <input id="second"><br><br>

The result <input id="answer"><br><br>

<button onclick="add()">Add</button>

</body>

</html>



Program Listing

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