JavaScript variables and data types are the foundation of any JavaScript application. By understanding these core concepts, you'll be able to write more efficient and maintainable code.
In this video, you'll learn everything you need to know about JavaScript variables and data types
The first thing you need to learn about in JavaScript is variables and the respective data types that these variables can store. Variables are the building blocks of any good JavaScript program!
📃 Video contents
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0:00 Full-stack series intro
0:42 100 Days of code challenge
2:09 Intro to JS variables
5:53 JS comments and console.log
7:47 What is a variable?
12:30 Declaration vs. Assignment
14:15 var vs. const vs. let keywords
20:10 Variable naming conventions
24:00 JavaScript "Style Guides"
27:33 Left vs. right side of variable expression
31:55 Static vs. dynamic typed coding languages
37:00 "string" data type
38:15 "number" data type
38:54 "boolean" data type
39:09 "array" data type
42:45 "object" data type
47:44 "function" data type (technically an "object")
49:14 Summary of JavaScript variables
51:43 5 Practice Challenges
Github repo - https://github.com/zachgoll/fullstack-roadmap-series
