JavaScript

1. Static LoadingCSS and image resource files can be downloaded concurrently during page rendering without blocking. In IE8 and FF, parallel download of JS is also supported. Despite the acceleration of JS download on the page, the blocking of JS

1. Window object---------------------------------------------------------------------Object AttributesWindow // The window itselfWindow. self // reference this window = window. selfWindow. name // name the windowWindow. defaultStatus // set the

I. The method body returns the object instance itself (this)Copy codeThe Code is as follows:Function ClassA (){This. prop1 = null;This. prop2 = null;This. prop3 = null;}ClassA. prototype = {Method1: function (p1 ){This. prop1 = p1;Return

1. The parent window calls the iframe subwindow method.1. HTML Syntax: 2. Parent window: myFrame. window. functionName ();3. subwindow: parent. functionName ();Simply put, add a parent before the variable or function called in the subwindow.4.

What is jQuery?JQuery was created by John Resig, an American who has attracted many javascript experts from around the world to join the team, including Jörn Zaefferer from Germany and Stefan Petre from Romania. JQuery is another excellent Javascr

1.// Use the attributes of Variables2.// Convert all letters in the string into uppercase letters.3.// Add hyperlinks to variables in js4.// IndexOf method (locate the first occurrence of a specified character in a string. If-1 is not found, it is

Single page download website title block null values [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]Package download

Alert ("abacacf". replace ('A', '9 '));Alert ("abacacf". replace (/a/g, '9 '));Result 9 of the first run: bacaf, which replaces the firstThe second running result 9b9c9f can be used to replace all js functions.In fact, the second point is to use a

However, I have to deal with a very loose HTML page that cannot be XMLTherefore, the focus of this article is that if the webpage to be obtained contains Table or List sections, you need to save the section information to the JS array as a

For example, we define a Classroom object. Here we define an event. When the number of persons in the Classroom increases by over 60, an event onFull is triggered. The specific definition is as follows:Copy codeThe Code is as follows:Var Classroom =

layer hiding and displaying 2009-7-7 more content: I am more content. I am not more content. [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]

This is what it looks like:Copy codeThe Code is as follows:Var _ val = $ ("input [name = 'input1'] [checked]"). val ();The result shows that the value of _ val is undefined. At first, I thought it was wrong. Check that there is no problem, in this

Control cloneNode () use method name gender age 1. select gender male female [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]

2. PrototypeCopy codeThe Code is as follows:/*** Person class: defines a Person with a property name and a getName method.*/Function Person (){}Person. prototype. name = "jack ";Person. prototype. getName = function () {return this. name ;}Link all

, Dojo. js write Class MethodThe latest version of dojo is 1.3.1. Remember that it was 0.4 in. The number of documents increases gradually, and the number of dojo-based documents increases gradually. Dojo also released the core version, which is

Let's take a look at the following code:Var a = textbox1.text;Var B = 5;If (a {A = B;}Let's see what effect the execution has. No matter what value textbox1.text is, it will be judged by conditions. Why? Are there any discoveries.It turns out that

I think this is not fair to sofa. Yesterday I was reading yinheli's article "Hovering the mouse to display the message content" (I suggest you read this article). I thought, why not copy the picture on the sofa and place it in a conspicuous position,

[Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]According to the footprints of the netizen "zhd", it can support the latest 189,150 code segment. The updated date is. The following is the updated

Study on forced pop-up window code-ForceWindowThis is an old code. This Code builds a Form and uses JS to submit the Form (you can also simulate the submit button to be clicked ). I tested it in IE8 but it was blocked in Firefox 3.5.Copy codeThe

Document.doc umentElement. getBoundingClientRectHere is the description of MSDN:SyntaxORect = object. getBoundingClientRect () Return ValueReturns a TextRectangle object. Each rectangle has four integer properties (top, left, right, and bottom) that