In jquery, the die() method can be used to cancel the live event. This method can remove the specified event bound by the live() method. The syntax is "$(selector).die("event name"," Processing function name ")"; both parameters of the die() method can be omitted, which will remove all bound live events.
The operating environment of this tutorial: windows7 system, jquery1.7.0 version, Dell G3 computer.
Use the die() method to cancel the live event.
The die() method removes one or more event handlers added to the selected element through the live() method.
Simply put, the die() method can remove the specified event bound by the live() method.
Syntax:
$(selector).die(event,function)
| Parameters | Description |
|---|---|
| event | Optional. Specifies one or more event handlers to be removed. Multiple event values separated by spaces. Must be a valid event. |
| function | Optional. Specifies specific functions to be removed. |
Note: The die() method is deprecated in jQuery version 1.7 and removed in version 1.9.
Example 1: Remove all event handlers added to the
element via the live() method
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<script src="https://apps.bdimg.com/libs/jquery/1.7.0/jquery.min.js"></script>
<script>
$(document).ready(function() {
$("p").live("click", function() {
$(this).slideToggle();
});
$("button").click(function() {
$("p").die();
});
});
</script>
</head>
<body>
<p>这是一个段落。</p>
<p>这是另外一个段落。</p>
<p>点击任意一个段落，使其消失。</p>
<button>移除click事件</button><br><br>
<div>p 元素的click事件通过 live() 方法来添加</div>
</body>
</html>
Example 2: Use die( ) method removes only one specified event handler from the selected element
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<script src="https://apps.bdimg.com/libs/jquery/1.7.0/jquery.min.js"></script>
<script>
function changeSize() {
$(this).animate({
fontSize: "+=3px"
});
}
function changeSpacing() {
$(this).animate({
letterSpacing: "+=2px"
});
}
$(document).ready(function() {
$("p").live("click", changeSize);
$("p").live("click", changeSpacing);
$("button").click(function() {
$("p").die("click", changeSize);
});
});
</script>
</head>
<body>
<p>这是一个段落。</p>
<p>这是另外一个段落。</p>
<p>点击任意一个段落，放大字体。</p>
<button>移除事件句柄 changeSize()，p 元素的click事件通过 live() 方法来添加。</button><br><br>
</body>
</html>
[Recommended learning: jQuery video tutorial, web Front-end video】
The above is the detailed content of How to cancel live event in jquery. For more information, please follow other related articles on the PHP Chinese website!
What is thedifference between class and id selector?May 12, 2025 am 12:13 AMClassselectorsareversatileandreusable,whileidselectorsareuniqueandspecific.1)Useclassselectors(denotedby.)forstylingmultipleelementswithsharedcharacteristics.2)Useidselectors(denotedby#)forstylinguniqueelementsonapage.Classselectorsoffermoreflexibili
CSS IDs vs Classes: The real differencesMay 12, 2025 am 12:10 AMIDsareuniqueidentifiersforsingleelements,whileclassesstylemultipleelements.1)UseIDsforuniqueelementsandJavaScripthooks.2)Useclassesforreusable,flexiblestylingacrossmultipleelements.
CSS: What if I use just classes?May 12, 2025 am 12:09 AMUsing a class-only selector can improve code reusability and maintainability, but requires managing class names and priorities. 1. Improve reusability and flexibility, 2. Combining multiple classes to create complex styles, 3. It may lead to lengthy class names and priorities, 4. The performance impact is small, 5. Follow best practices such as concise naming and usage conventions.
ID and Class Selectors in CSS: A Beginner's GuideMay 12, 2025 am 12:06 AMID and class selectors are used in CSS for unique and multi-element style settings respectively. 1. The ID selector (#) is suitable for a single element, such as a specific navigation menu. 2.Class selector (.) is used for multiple elements, such as unified button style. IDs should be used with caution, avoid excessive specificity, and prioritize class for improved style reusability and flexibility.
Understanding the HTML5 Specification: Key Objectives and BenefitsMay 12, 2025 am 12:06 AMKey goals and advantages of HTML5 include: 1) Enhanced web semantic structure, 2) Improved multimedia support, and 3) Promoting cross-platform compatibility. These goals lead to better accessibility, richer user experience and more efficient development processes.
Goals of HTML5: A Developer's Guide to the Future of the WebMay 11, 2025 am 12:14 AMThe goal of HTML5 is to simplify the development process, improve user experience, and ensure the dynamic and accessible network. 1) Simplify the development of multimedia content by natively supporting audio and video elements; 2) Introduce semantic elements such as, etc. to improve content structure and SEO friendliness; 3) Enhance offline functions through application cache; 4) Use elements to improve page interactivity; 5) Optimize mobile compatibility and support responsive design; 6) Improve form functions and simplify verification process; 7) Provide performance optimization tools such as async and defer attributes.
HTML5: Transforming the Web with New Features and CapabilitiesMay 11, 2025 am 12:12 AMHTML5transformswebdevelopmentbyintroducingsemanticelements,multimediacapabilities,powerfulAPIs,andperformanceoptimizationtools.1)Semanticelementslike,,,andenhanceSEOandaccessibility.2)Multimediaelementsandallowdirectembeddingwithoutplugins,improvingu
ID vs. Class in CSS: A Comprehensive ComparisonMay 11, 2025 am 12:12 AMTherealdifferencebetweenusinganIDversusaclassinCSSisthatIDsareuniqueandhavehigherspecificity,whileclassesarereusableandbetterforstylingmultipleelements.UseIDsforJavaScripthooksoruniqueelements,anduseclassesforstylingpurposes,especiallywhenapplyingsty
Hot AI Tools
Undresser.AI Undress
AI-powered app for creating realistic nude photos
AI Clothes Remover
Online AI tool for removing clothes from photos.
Undress AI Tool
Undress images for free
Clothoff.io
AI clothes remover
Video Face Swap
Swap faces in any video effortlessly with our completely free AI face swap tool!
Hot Article
Hot Tools
SecLists
SecLists is the ultimate security tester's companion. It is a collection of various types of lists that are frequently used during security assessments, all in one place. SecLists helps make security testing more efficient and productive by conveniently providing all the lists a security tester might need. List types include usernames, passwords, URLs, fuzzing payloads, sensitive data patterns, web shells, and more. The tester can simply pull this repository onto a new test machine and he will have access to every type of list he needs.
ZendStudio 13.5.1 Mac
Powerful PHP integrated development environment
MantisBT
Mantis is an easy-to-deploy web-based defect tracking tool designed to aid in product defect tracking. It requires PHP, MySQL and a web server. Check out our demo and hosting services.
MinGW - Minimalist GNU for Windows
This project is in the process of being migrated to osdn.net/projects/mingw, you can continue to follow us there. MinGW: A native Windows port of the GNU Compiler Collection (GCC), freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All MinGW software can run on 64-bit Windows platforms.
SublimeText3 Linux new version
SublimeText3 Linux latest version
