JavaScript

Copy codeThe Code is as follows:Function $ (id) {return document. getElementById (id );The previous version of the browser is no problem, if you use an old browser, you can use the following functionCopy codeThe Code is as follows:Function $

Below I will use thickbox and css to implement the internal login (Registration) box to share with you the following:The method is simple. You can use the iframe mode of thickbox to nest another page, and then write ajax on this page to implement

Copy codeThe Code is as follows:// A shortcut key objectFunction KeyOne (id, keys, dom, isfun, fun, iskeydown ){This. id = id;This. keys = keys;This. dom = dom;This. isfun = isfun;This. fun = fun;This. isKeydown = iskeydown;}// Shortcut Key

The script is a simplified version. In general, many cms have such functions. This function is also used in the selection related articles in dedecms. The specific code is given below.Core code of the parent page:Copy codeThe Code is as follows:Core

Copy codeThe Code is as follows:Using System;Using System. Collections. Generic;Using System. Linq;Using System. Web;Using System. Web. UI;Using System. Web. UI. WebControls;Using System. Data. Linq;Using System. Xml;Using System. Xml.

Method 1: cookie operation class, code encapsulated. The following methods are also available for your reference.Copy codeThe Code is as follows:String. prototype. Trim = function (){Return this. replace (/^ \ s +/g, ""). replace (/\ s + $/g

Method 1: Regular Expression replacement recommendationIn my opinion, the best method is to use regular expressions, which is the core principle.Below is the original codeCopy codeThe Code is as follows: Next let's take a look at "/s" in the Js

Listening code of IE only [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]Ascii code tableAscii 0 {Nulo, Sem Som}Ascii 1Ascii 2Ascii 3Ascii 4Ascii 5Ascii 6Ascii 7Ascii 8 {BackSpace}Ascii 9

Today I will focus on how to extend Array objects.1. Extend it directly on Array. prototype2. Use your own method to expand the array objectIt can be expanded directly on Array. prototype and cannot be used directly to dom objects (for example,

DHTMLDHTML is a good thing. It greatly enhances the front-end interaction implementation, making it extremely simple to get page elements and modify page elements dynamically. But do all browsers know these syntaxes?Document. allDocument. all is not

For example, if you have a region , delete all nodes. I believe many people will write like this:Copy codeThe Code is as follows:Var divpanel = document. getElementById ("newbody ");Var controlinfo = divpanel. childNodes;For (var index = 0; index

Chapter 2 client Storage1. cookie① It was originally used to store session information on the client.1.1 restrictions① Cookie is bound to a specific domain name in nature. When a cookie is set and a request is sent to the domain name that creates it,

I. Judgment SyntaxProp in objectNameIf the object pointed to by objectName contains the property or key value of prop, The in operator returns true.Copy codeThe Code is as follows:Var arr = ['one', 'two', 'three ', 'four'];Arr. five = '5 ';0 in arr;

For example, set the class attribute.Copy codeThe Code is as follows: el. setAttribute ('class', 'abc ');In IE6/7, the style "abc" does not work, although the value "abc" can be obtained using el. getAttribute ('class ".Another example is for

Today, we will introduce how to generate an instance that "inherits" multiple objects.For example, there is a constructor of an "animal" object,Copy codeThe Code is as follows:Function Animal (){This. species = "animal ";} There is also a

Plug-in requirements (functional requirements)A plug-in is to complete a specific function. When creating a plug-in, we should determine which functions should be available after the plug-in is developed.One morning, Boot, connect to the database,

Obtain Select:Obtain the selected text in the select statement:$ ("# DdlRegType"). find ("option: selected"). text ();Obtain the value selected by the select statement:$ ("# DdlRegType"). val ();Obtain the index selected by the select statement:$ ("#

Problem description:The html code is as follows: I used the attr method of jquery to set the src attribute of iframe.$ ("# AddOrUpdateIframe"). attr ("src", "http://blog.jb51.net/search.aspx? Key = 400 "); // click the link to view the number of

After trying, you only need. add the contentType: "application/json; charset = UTF-8" option in ajax.. net 3.5 and later, you must check the contentType. net will not return JSON, so our request will naturally be unable to request JSON data. The

Copy codeThe Code is as follows:Function hasClass (ele, cls ){Return ele. className. match (new RegExp ('(\ s | ^)' + cls + '(\ s | $ )'));}Function addClass (ele, cls ){If (! This. hasClass (ele, cls) ele. className + = "" + cls;}Function