22h ago · 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
Join discussion5d ago · 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...
Join discussionOct 17, 2024 · 4 min read · Hoisting in JavaScript Hoisting is a behavior in which variable and function declarations are moved (or "hoisted") to the top of their containing scope (either the global scope or function scope) before the code is executed. This means that you can u...
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