JavaScript

javascript implement customizable sort tables- Name age Position Income gender John 37 man Aging Director 90.000 male Susan 34 Partner 90.000 Female David 29 head of production 70.000 Male Laura 29 head of marketing 70.000 female

Copy Code code as follows: 20120430dom Action Attribute node .htm Chapter II About domdom profile How to use dom Note the difference between a parameter method with node and no node at the back

Copy Code code as follows: javascript version Test

Mode type: Factory mode Pattern Description: One of the common patterns used to create objects dynamically Scope of application: Classes that need to be selected in a series of interchangeable subclasses during run time Note: interface

There are three ways to style sheetsinline style (inline style): It is written in tag, the inline style is only valid for all tags.Internal style (internal style Sheet): is written in HTML , internal style is only valid for the Web page.External

Copy code code as follows: var viewport={ Top:function () { Return Window.pageyoffset || Document.documentelement && Document.documentElement.scrollTop || Document.body.scrollTop; }, Height:function () { Return

I opened the Firebug console, took 30 seconds to write 30 seconds, and the results were as follows: (x is the target array, y is the result of removing duplicate elements) Copy Code code as follows: var x=[1,1,3,4,5,3]; var y=[];

Copy Code code as follows: function fn () { for (var i = 0;i Alert ("First" + (i+1) + "value of parameter:" +arguments[i]); } } var str = ' {ni} '; Str.replace (/\{([a-z]+) \}/ig, FN); Based on multiple tests, the output results

The code is as follows: Copy Code code as follows: var br={}; Br.eventrouter = {}; Br.eventRouter.addListen = function (El,eventtype,func) { if (!EL.EVENTOBJS) { El.eventobjs = {}; } if (!el.eventobjs[eventtype]) {

As an example Copy Code code as follows: var flower= function () { var t=0,i=0; for (; it++; } return t; } Flower returns the value of T Suppose this function takes 2-3 seconds. Through the Memoization function, to

This function needs to write a little code to implement. The following function can get the type of a variable that is passed a variable in, and returns the type of the variable described in string form. Copy Code code as follows: Gets

Simple event model and advanced event model Simple event models and high-level event model simple events are the forms of events that are visually bound to page elements, such as: Copy Code code as follows: Element.onclick =

The overloaded functions of JavaScript are usually manipulated by arguments judgments. Like what: Copy Code code as follows: var afunc = function () { args = arguments; if (args.length = = 1) { Console.log (1); }else if (args.

1. Edit Web content directly in browser Copy Code code as follows: Javascript:document.body.contenteditable= ' true ';d ocument.designmode= ' on '; void (0); Access to any Web site, enter the above code in the address bar, will

I did not test the specific content. For reference only Code Copy Code code as follows: News Test 1 News test 1 News Test 2 News test 2 News Test 3 News test 3 News Test 4 News test 4 News Test 5 News test

Effect Demo code: firefox-break-word If there were less sympathy in the World, there would is less trouble in the world. (O. Wilde) [Ctrl + A All SELECT Note: If the need to introduce external JS need to refresh to

Copy Code code as follows: var obj = new Object (); Obj.triggeronce = function (fn) {//Control let functions only trigger once return function () { try { Fn.apply (this, arguments); } catch (e) { var txt = "There was a error

Say in the building pig understanding and practice ability still lack of heat, in this article has copied the Li Shi teacher a lot of things written in his blog as a "knowledge reserve." This time is still not exception. In the 5th chapter, the

This method is described in more detail in the JavaScript design pattern, and the chained invocation of the method is only necessary for the method defined in the prototype to return a reference to the instance object that invokes the method, and

In the browser, once we add the nodes to the document.body (or other nodes), the page will update and reflect this change, for a small number of updates, a circular insert will also run well, is also our common method. The code is as follows: