Скачать или смотреть #22 JavaScript Bangla Tutorial | Function | Basic Function Project

JavaScript Bangla Tutorial | Function | Basic Function Project

🧮 Dive into JavaScript with this beginner-friendly project! In this video, we’ll create a basic calculator using functions and if-else statements. This hands-on tutorial will help you understand core programming concepts while building something practical and fun!

By the end of this video, you’ll have a working calculator that can perform basic operations like addition, subtraction, multiplication, and division.

What You’ll Learn in This Video:
✅ Setting Up the Project:

Understanding the basic structure of a JavaScript project.
Using prompt() to take user input.
✅ Creating the Calculator Function:

How to declare and define a function for the calculator.
Using if-else statements to handle different operations (addition, subtraction, multiplication, division).
✅ Handling User Input:

Validating and parsing input using parseFloat().
Ensuring the program handles invalid or undefined operations gracefully.
✅ Practical Example:

Example: A simple command-line calculator that asks users for two numbers and an operator (+, -, *, /) and then performs the desired operation.