Abhishek Dandriyalabhishek-dandriyal.hashnode.dev·Apr 8, 2024Javascript Scope: Var, Let and ConstVariable shadowing: In JavaScript, variable shadowing occurs when a variable with the same name as a variable in a higher scope is declared in a lower scope, potentially causing confusion; let a = 10; if (true) { let a = 20; console.log(a); } ...Discuss·1 likeIllegal shadowing
Suraj Chaturvedimernsuraj.hashnode.dev·Mar 15, 2024Unlocking JavaScript's Variable Mysteries: Global vs Local, Block Scope, and Beyond!🚀 Welcome to the JavaScript with Node.js Journey! Today, let's dive into an exciting topic: Global vs Local Variables, Block Scope, and Differences Between let, const, and var! 💡 Global vs Local Variables:🌎 Global Variables: They're like superst...DiscussJavaScript
Jieun Leezeunny.hashnode.dev·Mar 12, 2024JavaScript: 어떤 방식으로 함수 정의하는 것을 선호하세요? - (1)들어가며 인터뷰에서 "어떤 방식으로 함수 정의하는 것을 선호하세요?" 라는 질문을 받은 적이 있다. 그 당시에는 JS에 관한 공부가 부족했기에 정의 방식에 따라 어떤 차이가 있는지 확실하게 알지 못했다. 고로 대답은 했지만 그에 대한 근거가 부족했다. JS를 공부하고 나서 이 질문의 큰 그림을 알게 되었다. 함수 정의 방식에 따라 스코프, 호이스팅, this 등 JS의 다른 개념들이 숨어있었고 그 개념들까지 제대로 알고 있느냐를 판단하기 위한 ...Discuss·61 readsJavaScript
Vijaya Shreevijayashree.hashnode.dev·Mar 11, 2024Scope Chain & Lexical EnvironmentScope : Scope is one of the most important JavaScript concepts. It helps us to understand other concepts such as closures and lexical environment. There are two types of scopes : Global scope Local scope (Block and function scope) Global scope : ...Discusslexical scope
Sanjanasancodes.hashnode.dev·Feb 15, 2024JavaScript Essentials: Breaking Down Closures and Asynchronous Programming for BeginnersHello there, fellow coding enthusiasts! Welcome to our exploration of JavaScript! In this journey, we'll be delving into two crucial concepts: closures and asynchronous programming. Are you excited to learn about how JavaScript works behind the scene...Discuss·1 like·77 readsJavaScript
Akash Thoriyaakashthoriya.hashnode.dev·Jan 19, 2024Scope (Global, Local, Block)Expert-Level Explanation Scope in JavaScript refers to the visibility of variables. Global Scope: Variables declared globally (outside of any function or block). These are accessible from anywhere in the code. Local (function) scope: variables decl...DiscussJavaScript Fundamentals for InterviewsJavaScript
Prerana Nawarprecodes.hashnode.dev·Jan 16, 2024JavaScript Block Scopes, Shadowing, and Beyond.Hi there, Javascript enthusiasts! Today, we're exploring the fascinating universe of JavaScript blocks, which are nothing but collections of statements that combine to create compound statements. Yes, we're talking about Blocks - the unsung heroes of...Discuss·29 readsJavascript FundamentalsScope
Prerana Nawarprecodes.hashnode.dev·Jan 15, 2024Scope and Lexical Environment in JavaScriptHi there, another fan of JavaScript! 🚀 We're exploring JavaScript's scope and lexical environment today, which is an exciting topic. To comprehend how variables are accessed and changed in your code, you must grasp some basic ideas. Let's embark on ...Discuss·10 likes·33 readsJavascript Fundamentalsscopeinjavascript
Ionut Ciprian ANESCUitisciprian.hashnode.dev·Jan 8, 2024Mastering Scope and Closure in JavaScript: Unlocking Efficient CodeUnderstanding scope and closure in JavaScript is like unlocking the secret chambers of a magic castle. It's where the true power of JavaScript coding lies. In this post, we'll embark on a journey to explore these two fundamental concepts, complete wi...Discuss·26 readsJavaScript Closure
Bibhas srt Ghoshalbibhas.hashnode.dev·Jan 4, 2024Mastering JavaScript Functions and Scopes: A Complete GuideIn JavaScript, functions, and scopes are pivotal in shaping efficient and organized code. Functions are a fundamental concept that allows you to define reusable blocks of code. At the same time, you go deeper into this dynamic language, mastering it....Discuss·38 readsJavaScript Journey: Unraveling the Rhythms of Web DevelopmentJavaScript
