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let and const

let and const

#let-and-const

1 followers·21 articles

let and const

#let-and-const·1 followers·21 articles

let and const

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Alex Xela

allaboutjs.hashnode.dev·Sep 28, 2024

Sep 28, 2024

01.Variables and Datatypes

Data Types in JavaScript JavaScript supports several types of data that variables can store. Here are the main ones, along with examples: 1. Numbers Numbers in JavaScript can be either integers or floating-point values. JavaScript treats both as the ...

01.Variables and Datatypes

Discuss·3 reads

Mohamed

ameencoding.hashnode.dev·Jun 07, 2024

Jun 07, 2024

Var, let and const

JavaScript provides three primary ways to declare variables: var, let, and const. While they may seem similar at first glance, each has distinct characteristics and use cases. Each one of these has its own rule, and if you understand them well, it ma...

Var, let and const

Discuss·4 reads

Aryan Kesharwani

Aryan Kesharwani

aryankesharwani.hashnode.dev·May 06, 2024

May 06, 2024

Mastering the Differences Between let and var in JavaScript

We all have a confusion about the difference between two javascript main keywords "let" and "var". Let me clear this to you in the most easy way. So, "let" is something which has his control to himself while "var" is like giving his control to everyo...

Discuss·5 reads

Prerana Nawar

precodes.hashnode.dev·Jan 15, 2024

Jan 15, 2024

Hoisting with let & const vs var in JS and TDZ?

Hello, peeps! Today, let's embark on an exploration into the depths of JavaScript's hoisting and examine the complicated world of the Temporal Dead Zone (TDZ). Get ready for some thought-provoking examples that will clarify these ideas. Hoisting: A D...

Hoisting with let & const vs var in JS and TDZ?

Discuss·47 reads

Javascript Fundamentals

Sushant Chalise

Sushant Chalise

sushantwrites.hashnode.dev·Sep 05, 2023

Sep 05, 2023

Understanding JavaScript Variables: let, var, and const Explained

Introduction: Hey there, JavaScript enthusiasts! Today, we're going to dive into the world of JavaScript variables. Think of these as containers for your data, and we have three types: let, var, and const. In this blog post, we'll use plain language ...

Understanding JavaScript Variables: let, var, and const Explained

Discuss·44 reads

Dikshya Subedi

dikshyasubedi.hashnode.dev·Aug 11, 2023

Aug 11, 2023

Variable in JavaScript

In JavaScript, variables are used to store and manage data. You can declare variables using the var, let, or const keywords. Starting with ES6 (ECMAScript 2015), it's recommended to use let and const over var for better scoping and immutability, resp...

Discuss·3 reads

Harsh Pandey

techmaverick.hashnode.dev·Jul 13, 2023

Jul 13, 2023

Let , var and const

Hello, everyone! Today, I will discuss the significance of let, var, and const in JavaScript. This topic holds great importance during interviews and can sometimes even perplex seasoned developers. I kindly request all of you to buckle up and join me...

Let , var and const

Discuss·18 reads

Divy Parekh

divysblog.hashnode.dev·Jun 29, 2023

Jun 29, 2023

TypeScript Variables and Declarations: Exploring Scoping Rules and Type Inference for Robust Code Development! 📝🔍

Introduction: Welcome back to our TypeScript blog series! we'll delve into TypeScript variables and declarations. Understanding how variables are declared, scoped, and how TypeScript infers types can greatly enhance your code development experience. ...

Discuss·12 reads

Pulkit Govrani

pulkitgovrani.hashnode.dev·May 25, 2023

May 25, 2023

Difference Between Var, Let, and Const in Javascript

Var was used since the javascript language was created. Let and Const were introduced to overcome some of the flaws that the var keyword had. In this blog, we will be seeing the difference between var, let & const keywords in Javascript. The basic di...

Discuss·2 likes·45 reads

Pranay Dwivedi

pranaydwivedi.hashnode.dev·May 04, 2023

May 04, 2023

All about Var,Let,Const ! JavaScript made simple

Javascript uses three keywords to declare variables which are let, const, Var. Var has been the oldest keyword, before ES6 features were introduced, Var was used to declare variables. Var Var declarations have the global scope or Function Scoped, Wh...

All about Var,Let,Const ! JavaScript made simple

Discuss·5 reads