How to Calculate Factorial in PHP | PHP Factorial Program with Source Code
In this video, you'll learn how to Calculate Factorial of a Number in PHP using loops and functions. This tutorial is perfect for beginners learning PHP step-by-step.
👉 What is Factorial?
Factorial of a number (n!) is the product of all positive integers from 1 to n.
Example: 5! = 5 × 4 × 3 × 2 × 1 = 120
🔑 Topics Covered:
PHP Loops (For Loop & While Loop)
PHP Functions
User Input in PHP
Factorial Calculation
Echo Statement
✅ Full Source Code + Explanation Included!
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