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Anish sharma

learneasyway.hashnode.dev·Jun 22, 2024

Jun 22, 2024

Difference Between Var , Let and Const ?

Var: The scope of the variable defined with the keyword var is limited to the function within which it is defined . If it defined outside a function , the scope of the variable is global Default value of var is undefined Let : The scope of the variab...

Discuss·1 like·5 reads

Hugo Tavares

hugotav.hashnode.dev·Jun 05, 2024

Jun 05, 2024

Introduction to JavaScript ES6+: Essential Features for Beginners

This article introduces essential ES6 features for modern JavaScript development, including let and const for variable declaration, arrow functions for concise syntax, template literals for easier string manipulation, destructuring assignment for unp...

Introduction to JavaScript ES6+: Essential Features for Beginners

Discuss·4 reads

Shaki

shaki.hashnode.dev·Sep 17, 2023

Sep 17, 2023

Defining Variables; using (const, let and var)

Const Is used to declare a variable that cannot be re-assigned after it has been defined. It is useful for declaring constants or values that should not be changed. Let Is used to declare a variable that can be re-assigned. It is useful for variables...

Defining Variables; using (const, let and var)

Discuss·10 likes·12 reads

Subham Singh

blogs.subhamsingh.tech·Aug 15, 2023

Aug 15, 2023

Understanding the Differences: var vs let keyword in JavaScript

Like every other programming language variable declaration is vital for storing and handling data, it enables the dynamic behavior of your programs. They help manage scope, improve memory efficiency, and play a crucial role in creating flexible and a...

Discuss·60 reads

JavaScript - Basics to Advanced

Bawender Yandra

Bawender Yandra

bawender.hashnode.dev·Aug 12, 2023

Aug 12, 2023

The Scope of Kotlin: How to use the Kotlin scope operators correctly

The Kotlin standard library comes with some of the inbuilt scope functions which can be used to execute a block of code within the context of a receiving object. But often times it's a little confusing to select a specific one since they all have a l...

The Scope of Kotlin: How to use the Kotlin scope operators correctly

Discuss·13 reads

Nabila Alam

nabilaalam.hashnode.dev·Apr 29, 2023

Apr 29, 2023

Mastering Variable Declaration: Exploring var, let, and const in JavaScript

Introduction: Variable declaration and importance in programming: Variable declaration is the process of reserving memory space and assigning a name to store values in programming. In JavaScript, we can use keywords like var, let, or const to declare...

Mastering Variable Declaration: Exploring var, let, and const in JavaScript

Discuss·66 reads

Appy Sharma

appyofficial.hashnode.dev·Dec 28, 2022

Dec 28, 2022

What is the difference between let and var in Swift?

In Swift, let is used to declare a constant, while var is used to declare a variable. Here are some key differences between let and var in Swift: The value of a constant cannot be changed once it is set, while the value of a variable can be modified...

What is the difference between let and var in Swift?

Discuss·37 reads

Arpitha Rajeev

arpitha-rajeev.hashnode.dev·Dec 10, 2022

Dec 10, 2022

Everything you should know about var, const, and let

I am into JavaScript for more than a year now and this language keeps surprising me even with the topics I thought I already knew. One such is the difference between var, const, and let. After reading the book JavaScript: The Definitive Guide by Davi...

Everything you should know about var, const, and let

Discuss·245 reads

Anastasia Agbata (Anny)

Anastasia Agbata (Anny)

annythexplorer.hashnode.dev·Dec 05, 2022

Dec 05, 2022

The difference between let, const, and var

JavaScript Variables JavaScript Variables are among the most fundamental concept in JavaScript, as well as other programming languages. These variables are used to store data temporarily in the computer's memory. In the early days of JavaScript, vari...

The difference between let, const, and var

Discuss·3 likes·91 reads

Manpreet Singh

manpreetcoder.hashnode.dev·Aug 21, 2022

Aug 21, 2022

Let and Var Difference JavaScript

In javascript, we can define variables in 4 ways In this article, we talk about the difference between var and let. Let and Var In JavaScript, the keywords var and let are used to declare variables. The let keyword was introduced in 2015 known as E...

Let and Var Difference JavaScript

Discuss·2 likes·91 reads