The operation cannot be performed using JavaScript: void (0) in href.

As title, javascript:; does not work either. The following results are obtained after the query:In JavaScript, void is an operator that specifies to calculate an expression but does not return a value. Javascript: void (expression)Javascript: void

Overload of confirm method in Javascript

the desired system button is displayed. the key is the second parameter of msgbox. it can have multiple, connected with the or keyword. the constant parameter list of msgbox is as follows: The following constants are used with the msgbox function

$ LINQ-a javascript LINQ Library

Project Description $ LINQ is a javascript version of. Net's LINQ to objects, with some query operations stored red by morelinq (an extension to LINQ to objects ). What is $ LINQ? $ LINQ is an implementation. net LINQ to objects for JavaScript. it

My JavaScript class library development details (1)

This article is intended for those who are prepared to write JavaScript frameworks or who have already written a little bit,   My idea of preparing for the framework was long ago. There are mainly the following reasons: For small

Introduction to JavaScript multi-thread programming

ArticleDirectory Difficulties in Ajax Development Try multi-thread programming Want to know more Related author Although more and more websites are developing with Ajax technology, building a complex Ajax application is

Javascript Web Editor-compatible with ff and IE

Background:Creat requires text analysis. The main task is to identify useful elements and mark them manually or automatically from a large segment of original requirement text.Due to the arbitrariness of natural text, automatic methods cannot

5 reasons your JavaScript stinks

This article is translated from 5 reasons your JavaScript stinks. Javascript has a bad reputation on the Internet, but it is hard for you to find another language that is so dynamic, so widely used, and so rooted in our lives. Its low learning

[Reprint] JavaScript language (3)-Composition of javascript programs

Third, JavaScript Program Composition The basic structure of the scripting language is to implement programming by control statements, functions, objects, methods, attributes, and so on. I. Program Control Flow In any language, the control flow of a

Javascript screenshot function (CODE)

I haven't been here for a long time. I am confused for a period of time. In order to get hot as soon as possible, I made a JS. First of all, I read an article by a bloggers, I thought maybe I could use less code to implement it, so I was born of

Replace and regular expression in Javascript

Replace () is a simple replacement of characters. The sample code is as follows: It only replaces the first letter. However, if you add a regular expression, the results will be different! Replace () supports regular expressions. It can match

One trick to crack the JavaScript code after Obfuscation

Javascript is not very powerful. How can it be cracked!This article teaches you not only about cracking solutions, but also about source code protection! I. Principle: Javascript is an explanatory language with no suspense. It relies heavily on the

Differences between the seven JavaScript browsers in IE and Firefox

Document directory 1. CSS "float" Value 2. Calculation style of Elements 3. Access the "class" of the element" 4. Access "for" in the label" 5. Get the cursor position 6. Obtain the visible area and window size. 7. Alpha transparency I

Javascript variable scope

As we all know, there are only two types of variable scopes in Javascript, global scopes and local scopes in functions (Some people think that there is also a scope between different script nodes, called segment scopes, the reason is the variable

Interaction between JavaScript and SwF on webpages

JavaScript and SwF can interact with each other on a webpage in the following situations: 1.swf and the called JavaScript are in the same domain 2.swf and the called JavaScript are in different domains, such as loading remote SWF and then calling

Various amazing JavaScript navigation technologies

Because javascript can process interaction with users, using JavaScript provides a better user experience. In this article, you can see some horrible and unique navigation bars produced by JavaScript. (Related reading: Best practices for perfect

Proficient in regular expressions (JavaScript)

In the previous article, I learned about the Regular Expression Engine and Its Matching Principle, next we will use the JS language in detail. In JS, it is often used for string processing, form verification, Dom model processing, pure programming

[JavaScript] several common form input judgments

Document directory [JavaScript] several common form input judgments [JavaScript] several common form input judgments // Function name: chksafe// Function Description: Check whether "'",' \ ', "/" is contained "'",'\\',"/"// Parameter description:

Nine traps that are prone to mistakes in Javascript

The following are nine traps that JavaScript is prone to mistakes. Although it is not a very profound technical problem, it makes programming easier, that is, make life easier.1. last comma For example, in this Code Section, note that the last comma

How does uiwebview run javascript JS?

WebKit on the iPhone (Part 1) If you develop an application which shocould display a web page or HTML file, you can use the WebKit framework, which is part of the MACOs and also of the iPhone OS. But while on the Mac, the WebKit framework provides

Javascript trim () function implementation

From: http://www.yqdown.com/wangyesheji/Javascript/5048.htm   In JavaScript, we need to use TRIM in many places, but JavaScript does not have an independent trim function or can be used. Therefore, we need to write a trim function to achieve our

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