JQuery fragment (2) event, jquery fragment event
4. Events
● Bind an event to an element using the method name:
$('li').click(function(event){})
● Bind events to elements using the bind method:
$('li') .bind('click',function(event){}) .bind(
This article mainly introduces jQuery event usage instance summary, and makes a more detailed instance analysis on Event binding and usage of various events, which has good reference value, if you need it, you can refer to this article to detail the
There are many types of events that can occur in a Web browser, and different event types have different event information. The types of events at the DOM3 level mainly include: UI events, triggers when the user interacts with elements on the page,
This article as an example of the way to introduce a jquery sortable the implementation of the Drag method, interested friends can refer to the following All event callback functions have two parameters: event and UI, browser own event object,
This article mainly introduces cripthtml5's easy drag function, which has some reference value, interested friends can refer to this article for details about the simple drag function of javascript html5, which has some reference value. Interested
This article mainly introduces cross-browser JavaScript event processing, aiming at full-browser compatibility. For more information, see
1. Obtain event objects
FF is a little stubborn. It only supports arguments [0] and does not support window.
Inserting, querying, deleting dataBefore you take any action on the newly created database, you need to open a transaction. The transaction originates from the database object, and you must specify the object store to be covered by the transaction.
Copy Code code as follows:
test
In the above HTML, the red element is the parent element of the green element.
Copy Code code as follows:
$ (function () {
$ ("#green"). Click
JavaScript + IndexedDB Implement Message Board: the client stores data
I saw a friend who asked: how to implement the message board effect with js. At that time I also wrote a, but did not achieve data storage: http://www.ido321.com/591.html
Now let'
First to a primer, recently in the Writing cell phone H5 page, mainly some landing registration aspects, the most inseparable is the form element.What I want to achieve is: there is a delete icon in the back of the input box, when the input thing
All event callback functions have two parameters: event and UI, browser-owned event object, and encapsulated UI objectUi.helper-A JQuery object that represents the sortable element, usually a cloned object of the current
Brief introduction:
A previous project at hand needs to do a tree-shaped menu on the left, and the right side is a whole iframe, thus constituting a whole web site. The beginning is intended to use the bootstrap Tree-view Plug-ins, directly to the
All event callback functions have two parameters: event and UI, browser own event object, and encapsulated UI object
Ui.helper-A JQuery object that represents the sortable element, usually a cloned object of the current
Javascript event object and javascript event
When an event is triggered in js, an event object is generated, that is, the event in the function processing program. With the event, we can access all event-related information, such as the event type
Copy codeThe Code is as follows: test In the preceding HTML, the red element is the parent element of the green element.Copy codeThe Code is as follows:$ (Function (){$ ("# Green"). click (function (event ){Alert ("green click1 ");});$ ("# Green").
This article provides a detailed summary of common native JS compatibility writing methods. If you are interested, you can refer to it to summarize simple things.
Note: All the methods are enclosed in an EventUtil object, and the object literal
The WEB Front-end allows you to crop and upload images.
The final effect is as follows:
There are several functions, the first is to support drag and drop, the second is compression, the third is cropping and editing, and the fourth is the upload
An event is an interaction between JavaScript and HTML that is raised when a page or page is loaded when a user operates. Common Elements Click events, mouse events, keyboard input events, and so on, compared to the JavaScript
The ability to handle
Now sorted out, I hope that we learn together
First look at the effect of the picture:
Use the Jquery.image-maps.js this plugin to download the address http://www.jb51.net/jiaoben/57930.html
The principle is:
Drag to calculate the left top right
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