JavaScript Coding Fundamentals 01 | Script Tags, Semicolons, Comments & “use strict” Explained

Learn JavaScript coding fundamentals step-by-step in this beginner-friendly tutorial from our Frontend Development Course.
In this video, we cover:

Script Tags and how to add JavaScript to your HTML
Understanding JavaScript structure
When semicolons are mandatory and when they are not
How to write comments in JavaScript
The “use strict” directive – when to use it and when not to

Whether you’re just starting JavaScript or revising your basics, this video will help you build a strong foundation for your frontend development journey.

Series Playlist: Frontend Development Course
Channel: My Digital Diaries (formerly My Sitecore Diaries)

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Timestamps:
0: 00 : Introduction
1: 55 : Script Tags in JavaScript
4: 43 : Semicolons – Mandatory vs Optional
7: 37 : Comments in JavaScript
9: 46 : “use strict” – When to use & when not to
13: 20 : Next Steps

Pro Tip: Mastering these fundamentals will make learning advanced JavaScript much easier!

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