JavaScript

The definition of functional nesting in JavaScript has brought a lot of convenience to our development, but what about his efficiency? I did a simple test. The code is as follows Copy Code Testfunction Func1 (A, b)

Cases The code is as follows Copy Code var a= (function () { var obj=null; return { Win:function (config) {if (config && typeof config = = "Object") {This.loadscriptfile (_tc.baseurl,function () { obj= $.dialog (config);

As you may know, the execution environment for a JavaScript language is "single-threaded" (single thread). The so-called "single thread" means that only one task can be completed at a time. If you have more than one task, you must queue, the

The Javascript language does not support "classes," but you can simulate "classes" in some alternative way. First, the structural function method This is the classical method, is also the textbook must teach the method. It simulates "class" with

Property: 1 Attributes Storage node's properties list (read only)2 childnodes List of sub nodes of storage node (read only)3 DataType Returns the data type of this node4 definition of a node given in a DTD or XML schema (read-only)5 Doctype Specify

Window ObjectWindow objects represent open windows in the browser, and if the document contains frames (frame or IFRAME tags), the browser creates a Window object for the HTML document and creates an extra window object for each frame. Window

In JS pop-up ' will let JS mistakenly think this is an end tag, and an exception. such as the following code Marking error resolution-script JavaScript "> We're in the ' string, and the result is mistaken for the end tag, and vim has changed

Defining objectsvar cjcomplete = Class.create ();Cjcomplete.prototype ={Timer_tick:10,Max_visible:16,ConstructorsInitialize:function (Element,type,ejs,sel){This.visible = false;This.selectedindex =-1;This.data = new Array ();This.type =

I. Use scripts to detectThis method is used to get rid of the limitations of the previous method. For example, the behavior named "Check Plug-in" in DWThis method is still unavailable on some machines that cannot execute scripts, such as IE on IE4.5

Tip: you can modify some code before running JavaScript learning stage summary (2) -- (X) HTML learningIn the past two days, Zhang Xiaoxiang's JavaScript-HTML section has been read, and the focus of HTML is summarized.When reading the two chapters

Tip: you can modify some code before running Javascript + DIV movable floating layer codeCreate a window for DIV to float on the pageThis code is provided by the webpage special effect network. Tip: you can modify some code before running

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It's a long time to explain JavaScript inheritance. If you don't talk nonsense, go to the topic. Now that you want to learn about inheritance, it proves that you have a certain understanding of JavaScript object-oriented. If you have any questions,