JavaScript

Two months ago, youNeverI have heard of JSON You heard this word a month ago but didn't pay attention to it. A week ago, you found that this word was mentioned many times and started to think,That's right... There are some junk things to learn.

Source code:Css:Copy codeThe Code is as follows:* {Padding: 0; margin: 0; font-size: 12px ;}. Do_ta {border: 1px solid # E4E4E4; margin: 10px auto; width: 170px ;}. Do_ta. ta_ta {background: url ("http://s.zbjimg.com/p/zbj/css/../img/tafb.gif")

However, when the script is relatively long, you need to copy a large segment to the address bar, it looks very bad, and it is not easy to modify the script. Therefore, you should first write the script in a separate file, and then dynamically load

Copy codeThe Code is as follows://// Usage// $ (Text field selector). insertContent ("inserted content ");// $ (Text field selector ). insertContent ("inserted content", numeric value); // select the boundary between the two sides of the inserted

Preparations:Download the dtree.zipfile from http://www.jb51.net/jiaoben/31974.html.Dtree.zip package introduction:Dtree is a simple tree menu component written in JavaScript. It is currently free and open-source.Currently, there are many tree menu

There are two files, a.html and B .html, that is, the following code. B .html is only used to verify that a jump page is passed, and no code is written.Because a.html is a relative component, the program can run normally, and B .html are placed in

In Javascript, I believe everyone has tried to use getElementsByTagName and childNodes to traverse nodes. However, getElementsByTagName is obviously inferior to childNodes for complex DOM structure traversal, because childNodes can better process

First of all, some people say that this is a repetitive task, but I don't think it is. If you are a project, you cannot always take other people's things. It is not a good idea to take things, of course, if you want to make it easy, you have nothing

I want to make improvements when I have nothing to do during the holidays. There are not many changes, mainly including the following three points:The complete callback can be a Function Array after jquery1.5 and called in the array order.If the

There are not many codes.Mainly:Copy codeThe Code is as follows:Var log = [];$ (Function (){Var txt = window. setInterval (function (){If (log [log. length-1]! = $ ("# T"). val ()){Log [log. length] = $ ("# t"). val ();}},1500 );Var isCtrl = false;$

Make a simple record here to prevent you from forgetting it.The following are the main functions for automatically clicking and opening the link. The function is not described in detail, preventing too many people from abusing the link. a thoughtful

Copy codeThe Code is as follows: javascript null and undefined

Let's start with some basic knowledge:Syntax: $. ajax ({option })Option indicates the parameter. In the form of key/value.Common parameters: type: post/get.Url: the address where the request is sent.Data: {object: object} the data sent to the server,

I. Method list:1. jQuery. extend (Object); // jQuery Extension Method2. jQuery. fn. extent (Object); // jQuery selected Object Extension MethodIi. Call example:1. An example of jQuery extension method is as follows:Copy codeThe Code is as

Copy codeThe Code is as follows:/*************************************** ************** CreateBy: joe zhou* CreateDate: 2011-9-4* Description: String Auxiliary Function**************************************** ************/// String. prototype = {//

Write down jquery's carriage return event. The Code is as follows:Global:Copy codeThe Code is as follows:$ (Function (){Document. onkeydown = function (e ){Var ev = document. all? Window. event: e;If (ev. keyCode = 13 ){$ ('# FormId). submit (); //

The navigation menu should be simple enough to allow users to quickly understand it, but it should also contain some necessary elements to guide users to browse the entire website-incorporate some creative and beautiful designs. Recommended70

FirstGlobal variable class2type = {};Rdigit = // \ d/, // regular expression to determine whether it is a numberToString = Object. prototype. toString;Use jQuery. each to define the attributes and values of class2type:Copy codeThe Code is as follows:

Loading prompt · Transparent mask centered Copy codeThe Code is as follows:Body {Margin: 0;Font-size: 12px;Line-height: 100%;Font-family: Arial, sans-serif;}. Background {Display: block;Width: 100%;Height: 100%;Opacity: 0.4;Filter: alpha (opacity = 4

Example:Copy codeThe Code is as follows: Running result:NOTE: If there are multiple parameters, you can use arrays, such as regex: [, 5]. You can use subscript to access params [0] in the method.Some extension verification methods provided by