10 Boolean,Null , undefined and Symbols javascripts

Welcome to our JavaScript 2025-26 Tutorial Series in Hindi/Urdu!
In this Lesson 10, we’ll explore some of the most essential and commonly used JavaScript data types that every beginner must understand clearly.

This video focuses on:

✅ What You'll Learn in This Video:
✔ What is a Boolean in JavaScript?
(true / false values and how they work in logic & conditions)

✔ What is Null?
(How it represents "nothing" or "empty" in a variable)

✔ What is Undefined?
(When a variable is declared but not assigned a value)

✔ What are Symbols?
(A unique and immutable data type used as object keys)

✔ Real-life examples and use cases

✔ Hands-on coding in Hindi/Urdu

✔ Easy and beginner-friendly explanations

These data types are the building blocks of JavaScript and are very important to master for frontend and backend development.

👉 Be sure to follow the complete JavaScript 2025-26 Playlist for a full roadmap from basics to advanced level.

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Видео 10 Boolean,Null , undefined and Symbols javascripts канала codeonprojects