JavaScript

The basic code is as follows:Copy codeThe Code is as follows: Click "save" to cancel the operation. The first code is as follows:Clicking save does not respond at all. It is strange that this most common jquery binding event does not work. Later, I

Fruit database modification:The topic list must change with the result type.After you query data on the Internet, start the operation. In the result type drop-down box, add the change () event to trigger Dwr and query the topic set-dynamically

Document. createDocumentFragment () is to save on DOM usage. Every JavaScript operation on DOM changes the realization of the page and refresh the whole page, which consumes a lot of time. To solve this problem, you can create a File Fragment,

Let's look at a simple example:The following example uses the three pages separated by frame.html?top.html?bottom.html to describe how to do this.Frame.html consists of two pages (bottom (bottom.html) under the top (top.html#). The Code is as

Copy codeThe Code is as follows: Onclick = "btnSubmit_Click"/>SetTimeout is executed only once by default, but we can use recursion to start ourselves.

Html and jsCopy codeThe Code is as follows: selectList select select select select select select Json file (area. json). Here is only an example. Add or write the file as needed.Copy codeThe Code is as follows:[{"P": "Jiangxi Province ","C ":[

Of course, these selectors are some extensions of jQuery. How do I find elements when using native js? Let's take a look at it today.DOM defines multiple methods for searching elements. Apart from getElementById (), getElementsByTagName () and

Copy codeThe Code is as follows: simple computer

1. Hide a specified column in a specified tableCopy codeThe Code is as follows:$ (": Checkbox [name * = month]"). each (function (){If (! $ (This). attr ("checked ")){Var colnum = $ (this). val ();$ ("# ListPage"). find ('tr '). find ("td: eq (" +

Copy codeThe Code is as follows:Article Title List

Reload method, which forces the browser to refresh the current page.Syntax: location. reload ([bForceGet]) parameter: bForceGet; optional parameter. The default value is false. The current page is retrieved from the client cache. True, the GET

In ASP.. NET. If you click a button and submit it to the background for execution, you can click the button again. One is to execute the background code twice, the other is to wait for the previous commit action to execute the commit action again.

Copy codeThe Code is as follows:// When the page is initially loaded$ (Document). ready (function (){// Register the mouse-click event for the button that gets a single value$ ("# GetMessage"). click (function (){$. GetJSON ("ceshi", function (data )

Javascript intercepts strings (both Chinese and English are supported)Copy codeThe Code is as follows: Substring () using js method ()Copy codeThe Code is as follows:Var str = "0123456789 ";Alert (str. substring (0); ------------ "0123456789"Alert

1. Button StyleCopy codeThe Code is as follows:2. drop-down StyleCopy codeThe Code is as follows: gray BLACK color light blue sun yellow pale orange apple green grassland green Olive sky blue blue-green dark green White Rice3. Touch the styleCopy

1: The Selectable Component enables some elements on the user page to be Selectable.You can select the elements by clicking or dragging them.Press Ctrl to select discontinuous elements.$ ('. Selector'). selectable (options );However, the themes

1. Solutions for garbled Chinese characters using $. ajax: Copy codeThe Code is as follows:Var _ realname = $ ("input [name = '_ searchname']"). val ();Var termcourseId = ' ';Var classId = ' ';Var url = "/addressbook/studentListNoPage. do ";// Var

JQuery fades out an image to another image, for example, the following html:Copy codeThe Code is as follows: First, make sure that the div size is the same as the image size. This div has another background image, as shown below:Css code:Copy

Roaming Between networks, you will find that the Internet is not only the ocean of information, but also the ocean of advertising. In addition to common Gif Banner and Flash, floating advertisements are also one of the most popular online

Copy codeThe Code is as follows: JavaScript restricts the number of characters in the Textarea text field You can also enter characters