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 […]
🗃️ JavaScript Data Structures & Methods: A Complete Guide
JavaScript data structures and methods, including arrays, objects, and math operations.
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