国产av日韩一区二区三区精品,成人性爱视频在线观看,国产,欧美,日韩,一区,www.成色av久久成人,2222eeee成人天堂

Table of Contents
jQuery Mobile: Document Ready vs Page Events
Understanding the Difference
Page Events Transition Order
Data Manipulation and Parameter Passing
Preventing Multiple Event Binding
Home Web Front-end JS Tutorial jQuery Mobile: Document Ready or Page Events: Which is Better for Handling Page Loads?

jQuery Mobile: Document Ready or Page Events: Which is Better for Handling Page Loads?

Dec 28, 2024 pm 01:08 PM

jQuery Mobile: Document Ready or Page Events: Which is Better for Handling Page Loads?

jQuery Mobile: Document Ready vs Page Events

Understanding the Difference

In jQuery Mobile, there are two main ways to execute code when a page is loaded:

  1. Document Ready ($(document).ready()): This event is triggered when the DOM is loaded and all elements are available. However, in jQuery Mobile, this event can sometimes execute too early, before pages are loaded and manipulated using Ajax.
  2. Page Events ($('.selector').on('pageinit/pagebeforeshow')): These events are specifically designed for jQuery Mobile and are triggered when a page is initialized or before it is shown. They ensure that code is executed only when a particular page is loaded.

Why page events are better:

  • They ensure that code is executed only when the intended page is loaded and visible.
  • They provide a more predictable and consistent way to handle page events.

Page Events Transition Order

When transitioning from one page to another in jQuery Mobile, a sequence of page events is triggered in the following order:

  1. Page B: pagebeforecreate
  2. Page B: pagecreate
  3. Page B: pageinit
  4. Page A: pagebeforehide
  5. Page A: pageremove
  6. Page A: pagehide
  7. Page B: pagebeforeshow
  8. Page B: pageshow

Data Manipulation and Parameter Passing

Sending data from one page to another:

  • Use $.mobile.changePage() with data and dataUrl options to pass parameters to the new page.
  • In the destination page, retrieve the parameters using $(document).data() or $(document).data("url") to get the query string.

Accessing data from a previous page:

  • Store the data in a global variable or use the sessionStorage object.
  • Retrieve the data from the shared location on the new page.

Preventing Multiple Event Binding

To prevent multiple event binding on the same element when navigating between pages:

  • Use page events instead of document ready.
  • Use event filters (e.g., :Event(!click)) to ensure events are bound only once.
  • Use e.handled = true in event handlers to prevent re-triggering.

The above is the detailed content of jQuery Mobile: Document Ready or Page Events: Which is Better for Handling Page Loads?. For more information, please follow other related articles on the PHP Chinese website!

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undress AI Tool

Undress AI Tool

Undress images for free

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Tools

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

JavaScript vs. Java: Which Language Should You Learn? JavaScript vs. Java: Which Language Should You Learn? Jun 10, 2025 am 12:05 AM

JavaScriptisidealforwebdevelopment,whileJavasuitslarge-scaleapplicationsandAndroiddevelopment.1)JavaScriptexcelsincreatinginteractivewebexperiencesandfull-stackdevelopmentwithNode.js.2)Javaisrobustforenterprisesoftwareandbackendsystems,offeringstrong

Which Comment Symbols to Use in JavaScript: A Clear Explanation Which Comment Symbols to Use in JavaScript: A Clear Explanation Jun 12, 2025 am 10:27 AM

In JavaScript, choosing a single-line comment (//) or a multi-line comment (//) depends on the purpose and project requirements of the comment: 1. Use single-line comments for quick and inline interpretation; 2. Use multi-line comments for detailed documentation; 3. Maintain the consistency of the comment style; 4. Avoid over-annotation; 5. Ensure that the comments are updated synchronously with the code. Choosing the right annotation style can help improve the readability and maintainability of your code.

The Ultimate Guide to JavaScript Comments: Enhance Code Clarity The Ultimate Guide to JavaScript Comments: Enhance Code Clarity Jun 11, 2025 am 12:04 AM

Yes,JavaScriptcommentsarenecessaryandshouldbeusedeffectively.1)Theyguidedevelopersthroughcodelogicandintent,2)arevitalincomplexprojects,and3)shouldenhanceclaritywithoutclutteringthecode.

Java vs. JavaScript: Clearing Up the Confusion Java vs. JavaScript: Clearing Up the Confusion Jun 20, 2025 am 12:27 AM

Java and JavaScript are different programming languages, each suitable for different application scenarios. Java is used for large enterprise and mobile application development, while JavaScript is mainly used for web page development.

Javascript Comments: short explanation Javascript Comments: short explanation Jun 19, 2025 am 12:40 AM

JavaScriptcommentsareessentialformaintaining,reading,andguidingcodeexecution.1)Single-linecommentsareusedforquickexplanations.2)Multi-linecommentsexplaincomplexlogicorprovidedetaileddocumentation.3)Inlinecommentsclarifyspecificpartsofcode.Bestpractic

Mastering JavaScript Comments: A Comprehensive Guide Mastering JavaScript Comments: A Comprehensive Guide Jun 14, 2025 am 12:11 AM

CommentsarecrucialinJavaScriptformaintainingclarityandfosteringcollaboration.1)Theyhelpindebugging,onboarding,andunderstandingcodeevolution.2)Usesingle-linecommentsforquickexplanationsandmulti-linecommentsfordetaileddescriptions.3)Bestpracticesinclud

JavaScript Data Types: A Deep Dive JavaScript Data Types: A Deep Dive Jun 13, 2025 am 12:10 AM

JavaScripthasseveralprimitivedatatypes:Number,String,Boolean,Undefined,Null,Symbol,andBigInt,andnon-primitivetypeslikeObjectandArray.Understandingtheseiscrucialforwritingefficient,bug-freecode:1)Numberusesa64-bitformat,leadingtofloating-pointissuesli

JavaScript vs. Java: A Comprehensive Comparison for Developers JavaScript vs. Java: A Comprehensive Comparison for Developers Jun 20, 2025 am 12:21 AM

JavaScriptispreferredforwebdevelopment,whileJavaisbetterforlarge-scalebackendsystemsandAndroidapps.1)JavaScriptexcelsincreatinginteractivewebexperienceswithitsdynamicnatureandDOMmanipulation.2)Javaoffersstrongtypingandobject-orientedfeatures,idealfor

See all articles