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Javascript Core Concepts
Javascript Core Concepts
1 min read
(6 min read total)
Primitive and Non Primitive data types
3 min read
The event loop
3 min read
Blog
Javascript Core Concepts
Javascript Core Concepts
Mohit
October 22, 2025
1 min read
(6 min read total)
2 subposts
core-javascript
knowledge
Table of Contents
Subposts
Primitive and Non Primitive data types
1. Primitive Datatypes
undefined vs null
Number vs BigInt
Symbol
2. Non-Primitive Datatypes
The event loop
Call Stack
Callback Queue
Microtask Queue
Web APIs
Example :
Javascript Core Concepts
1 min read
(6 min read total)
Primitive and Non Primitive data types
3 min read
The event loop
3 min read
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