Javascript function to add two numbers

This tutorial will explain about javascript function to add two numbers with example. Create a web form that has two input fields and a button.

The user can type intro two numbers and when she clicks on a button, the page will show the sum of the numbers.

Addition of Two Numbers Using jQuery

Add two numbers in JavaScript function

Here JavaScript Code Snippet – Add two integer numbers

var input1 = window.prompt("Enter a number: ", 0);

var input2 = window.prompt("Enter another number: ", 0);

var input3 = window.prompt("Enter another number: ", 0);

var value1 = parseFloat(input1) + parseFloat(input2);

var value3 = parseFloat(input3);

var sum = sum1(value1 , value3);

document.writeln("

<h1>First number: " + value1 + "</h1>

"); document.writeln("

<h1>Second number: " + value3 + "</h1>

"); document.writeln("

"); function sum1 (x,y) { return (x+y); }

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Javascript function to add two numbers

Add two numbers in JavaScript function

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