How to Code JAVASCRIPT: *JavaScript Variables Using LET*

YouTube Excerpt: Let's get started! 🔥🔥🔥 In this video, we will show you how to declare a JavaScript variable using let ⚡. We will discuss how it's different from var, which was shown in our last JavaScript tutorial https://youtu.be/E410P4EupSY. You will learn some web development basics in about 5 minutes! In this video, you will learn how to: ★ 1:12 Redeclare a variable? ★ 2:50 Access from block scope ★ 3:54 Redeclare a variable with let/var ★ 4:28 Redeclare a variable inside a block ★ 5:07 Hoisting with let/var Tips and Tricks: ► The let keyword was introduced to JavaScript in ES6, or ECMAScript 2015. ► Variables defined with let can't be redeclared. ► Variables defined with let is block scoped. ► Variables defined with let must be declared before being used. ► let allows us to declare variables that are limited in scope to the block, statement, or expression on which it is used. Therefore, it helps reduce the risk of bugs appearing in our code. 🏫 Coding classes we recommend: 👍🏻👍🏻👍🏻 Go to https://codewithus.com/free and schedule a FREE class! Code With Us offer over 10 different topics, including video games like Roblox and one of our favorite games Minecraft, they also teach two popular professional programming languages like Python and JavaScript! 🔥🔥🔥 🌐 WATCH MORE WEB DEVELOPMENT TUTORIALS https://youtube.com/playlist?list=PLYnuuwG097TywXEsGMPuBso1Pn5PMJOw3 For the setup, please read the followings before you begin: 1. Download and install latest Visual Studio Code: https://code.visualstudio.com/Download 2. Install the Open in Browser extension for Visual Studio Code: Go to View and select Extensions, or select the Extensions icon, then search for "open in browser", published by TechER. HTML - Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. CSS - Cascading Style Sheets (CSS) is a style sheet language used for describing the presentation of a document written in HTML. JavaScript - JavaScript (JS) is a programming language that enables interactive web pages and is an essential part of web applications. 👇 SUBSCRIBE TO CODING WITH KIDS 👨🏻‍💻👩🏻‍💻 YOUTUBE CHANNEL NOW 👇 https://youtube.com/CodingWithKids?sub_confirmation=1 #CodingWithKids #JavaScript #WebDevelopment

Let's get started! 🔥🔥🔥 In this video, we will show you how to declare a JavaScript variable using let ⚡. We will discuss how it's different from...

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