Thread by @ATechAjay

💛 Day 2️⃣ / 3️⃣0️⃣ days of basics in JavaScript series

→ What is data type?

→ How many data types are in javaScript?

#javascript30

Let me explain!🧵👇

📌 What is data type?

→ Data type means which type of data or value.

→ It defines which "type" of variable has a value or data.

→ The data type defines the type of data or value.

→ It can be number, string, boolean, etc.

📌 How many data types are in javaScript?

👀 There are 2 types of data types in JavaScript.

1️⃣ Primitive data types

2️⃣ Non-primitive / object / reference data types.

1️⃣ Primitive data types

⛔ Primitive values are immutable data types.

1. string
2. number
3. bigInt
4. boolean
5. undefined
6. symbol (ES6 - 2015)
7. null

📌 And in the next thread we will talk about each of them in detail, so stay tuned with me:)

2️⃣ Non-primitive / object / reference data types.

⛔ Non-primitive values are mutable data types.

1. Array
2. Object
3. Function, etc.

📌 And in the next thread we will talk about each of them in detail, so stay tuned with me:)

📌 Difference between immutable and mutable?

👇

https://twitter.com/ATechAjay/status/1498586025785839620

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