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Day: 21 February 2025

🔧 JavaScript Functions List: A Complete Guide

A detailed illustration of JavaScript functions list, including defining, calling, and returning results.

A detailed illustration of JavaScript functions list, including defining, calling, and returning results.

Introduction to Functions ⚙️ In JavaScript, functions are blocks of code designed to perform a specific task. Functions allow you to write reusable code, making your programming more efficient and organized. Understanding how to define and call functions is a fundamental skill for any JavaScript developer. Defining and Calling Functions in JavaScript 📝 A function in JavaScript is defined using the function keyword, followed by the function name, parameters (if any), and the code to execute. You can call a function by simply using its name and passing any necessary arguments. Example of defining and calling a function: function greet(name) […]

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Arash Javadi
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Post Date: 21/Feb/2025   ||   Written By: Arash Javadi

🗃️ JavaScript Data Structures & Methods: A Complete Guide

JavaScript data structures and methods, including arrays, objects, and math operations.

JavaScript data structures and methods, including arrays, objects, and math operations.

Arrays and Array Indexing 📊 In JavaScript, arrays are used to store multiple values in a single variable. Arrays are zero-indexed, which means the first item in an array is at index 0. Example: let colors = [“Red”, “Blue”, “Green”]; console.log(colors[0]); // Outputs: Red console.log(colors[1]); // Outputs: Blue Array Indexing 🧮 You can access any item in an array by using its index. Arrays in JavaScript are also dynamic, meaning you can change their size and contents during runtime. Objects 🗂️ An object in JavaScript is a collection of key-value pairs. You use keys to access values, which can be […]

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Arash Javadi
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Post Date: 21/Feb/2025   ||   Written By: Arash Javadi

📚 JavaScript Data Types: A Complete Guide

Tutorial of JavaScript data types: number, string, boolean, null, and undefined.

Tutorial of JavaScript data types: number, string, boolean, null, and undefined.

Introduction to JavaScript Data Types: Number, String, and Boolean 🔢💬 In JavaScript, data types are fundamental building blocks used to define the type of a value. Every value in JavaScript is associated with a specific data type, such as Number, String, or Boolean. These types help JavaScript know how to treat and manipulate the value in the code. Numbers 🔢 JavaScript uses the Number data type for both integers and floating-point numbers. It allows arithmetic operations like addition, subtraction, multiplication, and division. Example: let num1 = 10; // Integer let num2 = 15.5; // Float console.log(num1 + num2); // Outputs: […]

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Arash Javadi
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Post Date: 21/Feb/2025   ||   Written By: Arash Javadi

📝 Discover the types of variables in JavaScript

Types of variables in JavaScript, showcasing var, let, and const with examples.

Types of variables in JavaScript, showcasing var, let, and const with examples.

Introduction to JavaScript Variables 🧐 Understanding JavaScript variables is crucial for mastering this language. In JavaScript, a variable is a container for storing data values. But, did you know there are different types of variables and ways to declare them? Whether you’re using let, const, or the classic var, each has its purpose and scope. Let’s dive in and explore the different types of variables in JavaScript and their unique features! 🎯 Declaring Variables in JavaScript 📝 When it comes to declaring variables, JavaScript gives you three main options: 1. var Keyword 🔑 Traditionally, var was used to declare variables, […]

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Arash Javadi
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Post Date: 21/Feb/2025   ||   Written By: Arash Javadi

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