How to make calculator using php

Описание: Assalam O Alikum! in this video i will tell you about how to make a simple calculator using php,
1. Building a Simple Calculator:

This code creates a basic calculator that allows users to perform arithmetic operations on the web.

2. User Interaction:

The user enters two numbers in designated fields and selects an operation (+, -, *, /) from a dropdown menu. Finally, they click a submit button.

3. Sending Data and Processing:

When the user submits the form, the entered numbers and chosen operation are sent to a separate file (cal.php) on the server.
This PHP file retrieves the data and performs the calculation based on the chosen operation.
4. Displaying the Result:

The calculated result is then sent back to the user's web page and displayed.
In essence, this code provides a web-based interface for users to perform simple calculations by entering numbers and selecting an operation.