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jQuery Tutorial

jQuery is a popular JavaScript library that simplifies HTML document traversing, event handling, and animating for web developers. It provides an easy-to-use syntax that makes it easier to manipulate HTML elements, create animations, and handle events.

Syntax

The jQuery syntax is designed to make it easier to select and manipulate HTML elements. Here's an example of the basic syntax:

$(selector).action()

In this syntax, the $ sign is used to define jQuery, the selector is used to specify the HTML element to be affected, and the action() is the jQuery action to be performed on the selected HTML element.

Use

jQuery can be used for a variety of tasks, including:

  • Selecting and manipulating HTML elements
  • Handling events such as mouse clicks and keyboard events
  • Creating dynamic animations and effects
  • Loading content dynamically without reloading the page
  • Creating AJAX calls for server-side databases

Example

Here's an example of using jQuery to hide an HTML element by clicking a button:

<!DOCTYPE html>
<html>
<head>
    <title>jQuery Example</title>
    <script src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
    <script>
        $(document).ready(function(){
            $("button").click(function(){
                $("p").hide();
            });
        });
    </script>
</head>
<body>

    <h1>Welcome to my Example Page</h1>
    <p>This is an example paragraph.</p>
    <button>Click me to hide the example paragraph</button>

</body>
</html>
Try Playground

In this example, we have used jQuery to hide the paragraph element on the click of a button. We have also used the jQuery $(document).ready() method to ensure that the script runs after the page has loaded.

Summary

jQuery is a powerful and flexible JavaScript library that can make web development tasks, such as event handling and HTML manipulation, easier to code and maintain. It provides a simple and easy-to-use syntax that can make web development more efficient and effective.

Introduction
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