What is jQuery?

jQuery is a fast, lightweight, and feature-rich JavaScript library that simplifies HTML manipulation, event handling, animations, and AJAX calls. It helps developers write less code while achieving more functionality, making web development faster and easier.

Why Use jQuery?

✔️ Easy to Learn – Beginner-friendly and requires minimal coding.
✔️ Write Less, Do More – Reduces JavaScript code complexity.
✔️ Cross-Browser Compatibility – Works seamlessly on all browsers.
✔️ Adds Animations & Effects – Enables smooth UI transitions and effects.
✔️ Supports AJAX – Allows real-time updates without page reloads.
✔️ Huge Community Support – Extensive documentation and plugins available.

Example of jQuery Code

$(document).ready(function(){
    $("#btn").click(function(){
        $("#box").hide();
    });
});

💡 What This Does: When the button with ID “btn” is clicked, the element with ID “box” will disappear.

Why jQuery is Important for Web Development?

• Simplifies DOM Manipulation – Easily modify HTML elements.
• Enhances User Experience – Provides smooth interactions.
• Speeds Up Development – Reduces code writing time.
• Works with Other JavaScript Libraries – Can be integrated with React, Vue, or Angular.

In simple terms – jQuery makes JavaScript faster, easier, and more powerful!