In JavaScript, arrays are used to store multiple values in a single variable. Arrays are versatile and can hold any type of data, including numbers, strings, objects, and even other…

In JavaScript, scope and hoisting determine how variables and functions are accessed and initialized. Understanding them is crucial to avoid bugs and write clean code. 1. JavaScript Scope Scope defines…

In JavaScript, functions are blocks of reusable code that perform a specific task. Functions help reduce repetition, organize code, and make programs easier to maintain. 1. Function Declaration A basic…

JavaScript operators are special symbols used to perform operations on values and variables. Operators can be classified into arithmetic, assignment, comparison, logical, and more. Understanding them is key to writing…

JavaScript uses different data types to store and manipulate information. Knowing these types is essential for writing efficient and bug-free code. Data types are divided into primitive and non-primitive types.…

Before learning React, one of the most important basics you must master is JavaScript variables and data types. React relies heavily on storing and updating values—so understanding how JS handles…

JavaScript is one of the most powerful and widely used programming languages in the world. It is the core language of the web, responsible for making websites dynamic, interactive, and…