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README.md

JavaScript Array Operations

This repository demonstrates various operations on arrays in JavaScript, showcasing how arrays can store collections of different data types and perform numerous manipulative operations.

Overview

Arrays in JavaScript are used to store multiple values in a single variable. This example includes operations such as adding and removing elements, updating specific indices, and iterating over elements.

Features

  • Array Declaration and Type Checking: Demonstrates how to declare arrays and check their type.
  • Mutable Operations: Shows how arrays are mutable, allowing modifications directly on the same memory space.
  • Looping Constructs: Explores different ways to iterate over arrays using traditional for loops, for...of, and for...in loops.
  • Array Manipulations: Covers a variety of array methods like push, pop, slice, and dynamic calculations within loops.

Usage

To run any of these examples, simply copy the JavaScript code into a .js file and run it using a JavaScript environment like Node.js or any browser console.

Code Example

Here is a brief overview of some operations included in the full script:

// Declaring and logging array elements
let heros = ["Maha", "Zainab", "IK", "QA", "AI"];
console.log(heros);

// Modifying an array directly
let marks = [56, 84, 21, 56, 34, 84];
marks[2] = 66; // Update the third element
console.log(marks);

// Using loops to iterate through the array
for (let mark of marks) {
    console.log(mark); // Logs each mark
}