# 100 JavaScript concepts that you need to know

**URL:** https://buzzly.harislab.tech/t/100-javascript-concepts-that-you-need-to-know/97
**Category:** Coding And Dev
**Created:** [February 22, 2026, 1:08pm UTC](https://buzzly.harislab.tech/t/100-javascript-concepts-that-you-need-to-know/97 "2026-02-22T13:08:09Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![ECMA-King](https://buzzly.harislab.tech/user_avatar/buzzly.harislab.tech/ecma-king/32/85_2.png) [@ECMA-King](https://buzzly.harislab.tech/u/ECMA-King)
#### Post date: [February 22, 2026, 1:08pm UTC](https://buzzly.harislab.tech/t/100-javascript-concepts-that-you-need-to-know/97/1 "2026-02-22T13:08:09Z")

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> From FireShip (YouTube Channel)

If you’re a beginner, then watch this video to understand how JavaScript works

[![](https://buzzly.harislab.tech/uploads/default/original/1X/89c7174271e89173c9d61b983ca09ec64bbeb663.jpeg "100+ JavaScript Concepts you Need to Know") ](https://www.youtube.com/watch?v=lkIFF4maKMU)