What Does I Mean In Javascript

This code can often be seen in Javascript scripts: 〈a href= "javascript:changenum (); void (0);" 〉here〈/a〉 but what does void (0) mean here? 　　What's the effect? 　　In JavaScript, Void is an operator that specifies that you want to evaluate an expression but not return a value. void operator usage format is as follows: ...

You see, JavaScript scripts can often see code like this: 〈a href= "javascript:dotest2 (); void (0);" 〉here〈/a〉 but what does void (0) mean here? In JavaScript, Void is an operator that specifies that you want to evaluate an expression but not return a value. void operator usage format is as follows: 1. Javascript:void (Expressio ...)

Last week, industry giants such as Cisco, Google, Amazon and Microsoft issued major announcements about cloud services, detonating a new wave of unprecedented clouds. Cisco first announced that it would invest $1 billion in OpenStack-based "interconnected Cloud" (Intercloud) to boost its ability to deliver cloud services to large, business-to-business customers. A day later, Google announced the price of its cloud computing engine (Compute Engine) cut 32%, the application engine (app Engine) Price cut by 30%, the cloud to save ...

Remember WAP, how many people still use WAP? In the post-mobile era, with the progress of browser technology, it is no longer necessary to set up special sites for mobile devices. As a web designer, if you follow some basic design and layout principles, your site will be more easily accessible to most mobile devices. This paper describes the principles of web design in the post-mobile era. Current status of mobile browsing technology the most popular mobile phone systems today include Android,blackberry and the iphone. Although the browsers in these mobile systems support html+c ...

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As far as I am concerned, the so-called client and server development, in most cases, do not need to solve their own problems from the very bottom, more of the use of "architectural power." The function of language is to invoke all the existing software, that is, to write "Glue code" (So, if you want to write the OS, you don't have to look down). In this context, the main concern for programming languages is whether the abstract granularity it provides is suitable for its application scenario (glue). JavaScript in the client, has played its role, this need not ...

The intermediary transaction SEO diagnose Taobao guest cloud host technology Hall content again rich website, if slow to cannot visit also meaningless; SEO do a good site, if the search spider can not catch is also in vain; 　　UE design of the humanized site, if the user can not even see is empty talk. So the efficiency of Web pages is definitely the most noteworthy aspect. How can you improve the efficiency of a Web page? Steve Souders (Steve Souders's data suggests 14 guidelines for improving the efficiency of Web pages ...

In JavaScript, Void is an operator that specifies that an expression is evaluated but does not return a value. void operator usage format is as follows: 1. Javascript:void (expression) 2. Javascript:void expression expression is an expression of the Javascript standard to compute. The parentheses on the outer side of the expression are optional, but it is a good habit to write. (Implement version Navig ...

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The intermediary transaction SEO diagnoses Taobao guest Cloud host technology Hall in the past year, we have seen a growing trend in Web page painting. Maybe some brothers still remember some of my earlier articles about Web page descriptions, with a hobby that can be clicked to check, and now we can see that many ideas have now been completed, and some have adopted some of the more high-level fancy ideas. 　　In today's article, I will share with us a new trend towards more than 20 Web pages in 2013 years. The effect of the depiction is only a civilization and a user from us ...