Mar 14 · 5 min read · Introduction Functions are reusable blocks of code that perform a task. They let you write a piece of logic once and run it many times. In JavaScript there are two common ways to create functions: fun
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Mar 10 · 4 min read · Introduction In JavaScript, functions are one of the most important building blocks. A function is simply a reusable block of code designed to perform a specific task. Instead of writing the same logi
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Jul 1, 2025 · 2 min read · Scope Scope determines the accessibility or visibility of variables and functions in different parts of the code during runtime. In JavaScript, scope can be broadly categorized into: Global Scope: Variables declared outside any function or block ar...
Join discussionJun 25, 2025 · 12 min read · Introduction In this tutorial, we’ll investigate how the hoisting mechanism occurs in JavaScript. Before we dive in, let’s understand what hoisting is. Hoisting is a JavaScript mechanism where variables and function declarations are moved to the top...
Join discussionMay 7, 2025 · 3 min read · JavaScript is a powerful programming language, which is used widely in industries. JS has many libraries, both internal and external, which give the developer a lot of flexibility. JS is a single-threaded, synchronous language. JavaScript is powerful...
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May 6, 2025 · 4 min read · When I first heard the words “Scope” and “Hoisting” in JavaScript, I honestly thought someone was talking about a space mission 🚀.Spoiler: it’s not rocket science — it’s just JavaScript deciding where your variables live and how it handles them befo...
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Apr 12, 2025 · 4 min read · What Are Variables in JavaScript? Variables are named containers for storing data values. In JavaScript, you declare variables using var, let, or const. let name = "Alice"; const PI = 3.14; var count = 0; Scope & Behavior Summary KeywordScopeHoi...
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