JavaScript

We should also clearly understand that because JAVASCRIPT code is interpreted and executed in IE, it is impossible to keep it confidential. What we need to do is to increase the difficulty of copying by the replicaser as much as possible, let him

Start with the method:1. delete a node. RemoveChild (): a B c If you do not know the parent node of the node to be deleted? You can use the parentNode attribute.For example: a B c 2. Replace the node. RepalceChild ()Element. repalceChild

1. Reference of page elementsThe $ () referenced element of jquery includes methods such as id, class, element name, element hierarchy, dom or xpath conditions, and the returned object is a jquery object (set object ), you cannot directly call

If (! Document. all ){// Zzcv ff ie compatible script/* Unresolved issues and handling of the script:2. in IE, you can use () or [] to obtain the collection class object. In Firefox, you can only use [] to obtain the collection class object.Solution:

1. What is prototype?The prototype attribute of the object in JavaScript, which can return the reference of the Object Type prototype. This is a pretty straightforward explanation. To understand it, you must first correctly understand the concepts

Douglas Crockford has taught you a useful singleton pattern to implement this rule. I think his pattern is useful for your YUI-based applications. Douglas calls it module pattern ). It works as follows:Create a namespace object: If you use YUI, you

From an article on "translated words", it is reported that Javascript is compared in various browsers. As a Javascript developer, I personally pay more attention to this matter. I still trust SunSpider in the test area, as the original article says,

When writing a small system, you need to dynamically add form elements and write this tutorial in your own implementation method!I think you have seen similar results on many websites!1. Use the document. createElement method to create an input

It just proves that the vulnerability exists.Exp is as follows. Save it as vbs. Test yourself in the next program.'From Jianxin'================================================ ============================================'Usage instructions:'At the

Copy codeThe Code is as follows:String. prototype. trim = function (){Var _ argument = arguments [0] | "";Var _ re = new RegExp ("(^" + _ argument + "*) | (" + _ argument + "* $)", "g"); // case sensitiveReturn this. replace (_ re ,"");}String.

Use two div nested link text, the outermost div sets overflow: hidden, and uses js to dynamically control its width to achieve stretching and shrinking. demo of news wheel display

Text encryption and decryption text encryption and decryption: Copy your text to the following input box, you can complete text encryption and decryption text encryption and decryption copy your text to the following input box,

Copy codeThe Code is as follows:Function IsValidYear (psYear){Var sYear = new String (psYear );If (psYear = null){Return false;}If (isNaN (psYear) = true){Return false;}If (sYear = ""){Return true;}If (sYear. match (/[^ 0-9]/g )! = Null){Return

Slider class function description:1. You can control the div on any page.2. slider can also achieve transparency changes while sliding, making the entire process smoother and more beautiful.3. Strong controllability. sliding at different directions

Method 1: In my opinion, the best method is to use regular expressions, which is the core principle.Secondly, this method uses the prototype attribute of JavaScript.In fact, you can use functions without using this attribute, but it is more

Ajax is a good thing, but it is not so convenient to use. The problem is summarized as follows:The creation method and usage method on various browsers are inconsistentDifferent browsers have different cache policies for responses.Browser

Demo-Drag any of the images [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]You will notice that this code is almost the complete set above, and the drag effect is achieved by combining the

'// Determine whether the page tag is included in the contentIf instr (cinfo, "[NextPage]")> 0 thenFlag = 1ElseFlag = 0End if'// Set parameters'// JS package letter'// Text display '// The following is the JS text processing function.Function

Copy codeThe Code is as follows: untitled document Font size change and code change in jquery document contentFont size change and code change in jquery document contentFont size change and code change in jquery document contentFont size change and

The following are some ideas and solutions of the blogger. If you are not interested in this and want to directly use the jquery plug-in, click here. Ideas Each color is composed of RGB, and each two digits is a hexadecimal number.There is a