JavaScript

Conversion between jQuery objects and DOM objectsJQuery object and DOM objectJQuery objects are the objects generated after DOM objects are encapsulated by jQuery. JQuery objects are unique to jQuery. They can use methods in jQuery, but do not use

Locking the pop-up layer based on jqueryThis is also summarized at will, Referencing some js framework jquery methods.For more information about how to use div to hide other controls, set the WMode variable value of the flash control to

Solution1. Set the JSON-LIB to let it filter out fields that cause loops.Java codeCopy codeThe Code is as follows:JsonConfig config = new JsonConfig ();Config. setIgnoreDefaultExcludes (false );Config. setCycleDetectionStrategy

The webpage code is as follows: New Web Project submit , refresh the file to load jquery [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute] Images used:     Final effect: Default/display

Press A To Go To The exercise webpage. Press [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]Tree menus similar to QQ's friend/blacklist New Document figure show area favorites

Jquery implementation: jquery implements simple text prompts place the cursor here. 1 place the cursor here. 2 place place the mouse here 3 place the mouse here 4 place the mouse here 5 [Ctrl + A select all Note: If you need to

Events are quite intuitive and commonly used: Event Description Abort The image cannot be loaded because it is blocked. Blur, focus Lose focus and get focus Change It is applicable to form elements.

Copy codeThe Code is as follows: new document (set by default) display position: disappear time in the upper left corner: do not disappear Onclick = "feedBackMessage ('message prompt Test 1... '); return false"Href = "#"> feedBackMessage

1. Get the value of the input class: $ ("input"). val ();2. Get the textarea class value: $ ("textarea"). val ();3. Obtain the value of the select class: $ ("select"). val ();When the form contains multiple input classes (or textarea class and

Copy codeThe Code is as follows: Collapsible List-Take 1 Collapsible List-Take 1 Item 1 Item 2 Item 3 Item 3.1 Item 3.2 Item 3.2.1 Item 3.2.2 Item 3.2.3 Item 3.3 Item 4 Item 4.1 Item 4.2 Item 4.2.1 Item 4.2.2 Item 5 The above implementation

Copy codeThe Code is as follows:Function correctPNG () // correctly handle PNG transparency in Win IE 5.5 & 6.{Var arVersion = navigator. appVersion. split ("MSIE ")Var version = parseFloat (arVersion [1])If (version> = 5.5) & (document. body.

Note that case sensitivity must not be incorrect.Attribute: Attribute list of the Attributes storage node (read-only)List of child nodes of the childNodes storage node (read-only)DataType returns the Data Type of this nodeDefinition defines nodes in

Looking at the source code of YUI from time to time, there will always be some gains.I. source code in YUI'Copy codeThe Code is as follows:Var toObject = function (){Var o = {};For (var I = 0, j =. length; I O [a [I] = true;}Return o;};Var keys =

1. Precise and simple object selection (dom ): Copy codeThe Code is as follows:$ ('# Element'); // equivalent to document. getElementById("Element ")$ ('. Element'); // Class$ ('P'); // html tag$ ("Form> input"); // sub-Object$ ("Div, span, p.

A massive number of jQuery plug-in posts are very classic. I don't know when it will start to spread. I have collected them a long time ago. I posted a copy in the log for convenience of my work. Some of them are no longer accessible, maybe the file

Run the program and check the following code: 123 Output: 123We can see that span automatically changes the width based on the contained content.This is because: For inline elements (it can be an inline element by default, such as a span element or

What Is AJAX cross-origin request?For the sake of security, if you want to request the content of another website www. B .com via Ajax from www.a.com, the browser does not allow you to do this (I do not understand what security here refers? Think

Document Object The following table lists some common attributes of the document Object of BOM: Genus Description AlinkColor The color of the activated link, as defined by * BgColor The background color of the

In the past two days, I caught up with a project and asked to click the thumbnail to display the big image. So I used JS to set the SRC of the big image. After the design, the problem came out. In IE6, the large image cannot be displayed. You can

Although the key of this set can only be of the String type, unlike various collection classes in Java that can use various objects as keys, it is enough to implement general client JS functions. Similarly, because all internal JS objects inherit