Table of Contents

PHP Program to Add Two Numbers

In this post, we will learn how to add two numbers using PHP. A sample PHP Program is given below to get the sum of the two numbers a and b.

PHP Project

I would be using Eclipse with PDT installed. Create a New PHP Project in Eclipse.

New >> PHP Project.

PHP file

Create a new PHP file under the project created.

New >> New PHP file.

Add Two numbers PHP Code

Add PHP code to the file as shown below:

<html>

<head>

<title>Addition of Numbers</title>

</head>

<body>



<form action="" method="post">

<label>Enter a:</label>

<input type="text" name="a" />

<br>

<br>

<label>Enter b:</label>

<input type="text" name="b" />

<br>

<br>

<input type="submit" name="Sum" value="Add a+b">

</form>



<?php

if(isset($_POST['Sum']))

{

$a = $_POST['a'];

$b = $_POST['b'];



$total = $a +$b;



echo "The value of a + b=".$total;

}

?>





</body>

</html>

Screenshot

PHP Program

Save the changes and copy the file to Apache htdocs. You can also link the server in Eclipse. You can copy the file under a directory called first program. So that you can access the file with below URL.

http://localhost/firstprogram/AddNumbers.php

Start the Apache server and access the url from the browser as shown below.

PHP Program