jQuery framework overview

1. jQuery is a JavaScript function library. jQuery is a lightweight "write less, do more" JavaScript library. The jQuery library contains the following functions:

• HTML element selection

• HTML element manipulation

• CSS manipulation

• HTML event function

• JavaScript special effects and animation

• HTML DOM traversal and modification

• AJAX

• Utilities

##2.jQury Advantages

Lightweight, Powerful selector, excellent DOM operation encapsulation, reliable event processing mechanism, perfect Ajax, no pollution of top-level variables, excellent browser compatibility, chain operation mode, implicit iteration, separation of behavior layer and structure layer , Rich plug-in support:, complete documentation, open source.

3. There are many ways to add jQuery to a web page. You can use the following methods:

• Download jQuery library from jquery.com

• Load jQuery from CDN, such as loading jQuery from Google

4. Download jQuery from the official website

(1) Enter the official website (https://jquery.com/download/)

(2) Single Click the "Download jQuery" button to enter the download page

(3) There are two versions of jQuery available for download:

• Production version - used in actual websites, Has been streamlined and compressed.

• Development version - for testing and development (uncompressed, readable code)

(4) The jQuery library is a JavaScript file, you can reference it using the HTML

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Submit form without button using Javascript/Jquery I'm trying to submit a form without a button by calling a JavaScript function and executin...

From 2024-04-06 14:54:03

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How to retrieve values ​​of unselected rows in HTML data table using jquery I'm trying to get the value of all rows where the button was not clicked. For example, whe...

From 2024-04-05 09:26:49

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Need a jquery script to move selected options from a select box based on the end user's current selection I have an HTML page where the end user can rank our items via a select box element. See th...

From 2024-04-04 18:40:04

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From 2024-04-04 17:27:27

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