JavaScript

First look:Copy codeThe Code is as follows:Var objJson = {Op1: 'objjson option1 ',Fn1: function (){Alert (this. op1)}} In this form of declaration, you can directly access internal attributes through objJson. op1 or objJson. fn1 (). This is no

Friends who have used Sina Weibo have an impression on their profile picture editor, but they use flash.In a project, the same thing was used. I wanted to use Sina Weibo directly, but some of its request paths were written into FLASH, so I had to

Although we will explain how to use a program to create a range object, we focus on how to convert the user selection range to W3C or Microsoft document range objects.  What is range? A range refers to any part of the content in an HTML document.

Here is the test page.Set transparency in JavaScriptUse the following code to set transparency:Copy codeThe Code is as follows:Function setOpacity (value ){TestObj. style. opacity = value/10;TestObj. style. filter = 'Alpha (opacity = '+ value * 10 +

[Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]The results are varied:[Object Object] IE6[Object Object] IE8[Object Window] firefox3.6[Object Window] opera10[Object DOMWindow] safai4.04[Object

Of course, we can also use regular expressions for direct matching. This article also provides an example of regular expressions.Link decomposition method: Copy codeThe Code is as follows: Regular Expression matching:Copy codeThe Code is as follows:

Copy codeThe Code is as follows:Function addEventSimple (obj, evt, fn ){If (obj. addEventListener)Obj. addEventListener (evt, fn, false );Else if (obj. attachEvent)Obj. attachEvent ('on' + evt, fn );}Function removeEventSimple (obj, evt, fn ){If

1. You can write various assignment statements in your work. For example, the most common obj. style. display = "none ";If there are more than one assignment statement, obj. style will be dizzy in a row.The following extend functions in my base. js

Delete duplicate items in select /* defines the global function $ */function $ (id) {return document. getElementById (id);}/* initialize select */function InitialSelectOption (id) {var oSel = $ (id); var aOptions = ["Wang Hongjian", "Wang Hongjian

The basic problem is simple. Assume that one of your elements is included in another element.Copy codeThe Code is as follows:-----------------------------------| Element1 || ------------------------- || Element2 || ------------------------- |--------

Look at the code No title page DOcument. getElementById ("adiv"). innerHTML = txt. join (""); Using innerHtml is converted to HTML. Bold display InnerText is not translated, and all labels are displayed. The "OK" function in js is like

I was blinded when I saw this question, because I didn't clear it at that time and thought about it for a long time. Then I came to the Internet to check it, A foreign website found that the scope of the functions after setInterval and setTimeout is

One day, I began to piece together DOM labels in js, and I had to keep piecing together. I found that my code had become increasingly ugly, not only the problem of concise code, sometimes it also causes performance problems. In the long run, in less

The code is as follows:Copy codeThe Code is as follows:/*!* Author: sohighthesky* Blog: http://www.cnblogs.com/sohighthesky* Date: 2010-2-4*/Var zooming = function (e ){E = window. event | e;Var o = this, data = e. wheelDelta | e. detail * 40, zoom,

Basic CSS SelectorThose familiar with web development must have a good understanding of the css selection function. With the css selection function, we can easily apply the style to the selected page element in the css style file. JQuery uses this

If your company's development environment or project development environment is in a single language development environment, the framework is not applicable, because one of the frameworks is to develop business modules in multiple languages for a

HasOwnProperty MethodReturns a Boolean value indicating whether an object has a property of the specified name.Object. hasOwnProperty (proName)Compatible with WinIE5.5 +, MacIE-, NN6 +, Moz +, and Safari-ParametersObjectRequired. An instance of an

The Code is as follows: (I encapsulated the code based on the prototype and found that the Code is being added and changed again)Thanks for sparks345's question about pasting.In this case, you can add only several events onpropertychange, oninput,

1. jQuery Flash plug-in The jQuery Flash plug-in mainly provides embedded solutions for Flash on Web pages. 2. jPlayer JPlayer is a jQuery plug-in used to play and control Mp3 files on webpages. It uses a Flash file in the background to play

JavaScript is an Object Oriented Programming (OOP) language.JS is an object-oriented programming language (Object-Oriented ). (Whether it is object-based or object-oriented. You can search for it)An OOP language allows you to define your own objects