Website construction is not used H5 Technical instructions you have out It's

       Nowadays,Website constructionThe technology that industry practitioners talk about the most should be H5 Now. Why H5 What about technology receiving such widespread attention? Let's take a look at it first H5 The characteristics of technology, H5 What problems have been solved, the trend of Internet traffic transfer, and after understanding these, we will understand H5 Technology isWebsite constructionWhy has the industry received so much attention?

one,H5 Features of technology:

       H5 Right now Html5，Html5 yes Html The latest generation (The 5th major revision )version. Its main goal is to semanticize the Internet so that it can be better read by humans and machines, and at the same time provide better support for the embedding of various media. HTML5 The syntax is backward compatible. Html5 There are obvious improvements compared to the previous version, and there are roughly these aspects:
（1）More tagging, adapted to geotagging in mobile devices, cameras, native video playback, and better html Semantic Needs
（2）Canvas and native 2 d Making pictures makes writing web games easier and perform better.
（3）RIA Support, websocket， Implement the server to actively push data to the client, touch support, etc., which makes client applications richer and more like local programs
（4）More perfect css Standard and js standard.
        Html5 Although it means HtmL The latest version of the language, but in a broad sense, people have already Html5 Looks like Html+css+JavaScript combination mode. Because of a Html5 The composition of a web page cannot be separated from these three things. Html Controls the framework structure of a web page, css Controls the style of the web page, JavaScript Controls the interactive logic of the web page.

two,H5 Technology isWebsite construction designWhat problems were solved in:

       HTML5 Technology relative to flash The advantage of plug-in is that it is clearer and smoother, right CPU The occupancy is lower, just like playing local videos. HTML5 Technology relative to flash Technology can use local players to play web videos (e.g. iphone Not supported flash， It can also play videos on web pages) flash Relative to html5 Eat very much CPU， It's better on the computer, but it will look particularly stuck on the phone. Even with dual-core mobile phones, HD 720 on Youku and Tudou P The above videos will also be stuck, the most important thing is that flash Very dependable CPU So right CPU It takes up a lot of money, but it doesn't show obvious on computers, but it shows that it's card and electricity costs on mobile phones (because it takes up a lot of money CPU resource).
        H5 The reason why it can trigger such a wide range of effects is that it is no longer just a markup language. It provides a brand new framework and platform for the next generation of the Internet, including providing plug-in-free audio and video, image animation, ontology storage and more cool and important functions, and standardize and open these applications, so that the Internet can easily achieve desktop-like application experiences.
        H5 The most significant advantage is that it is cross-platform H5 The site and application built are compatible PC end and mobile end, Windows and Linux、 Android and IOS。 It can be easily transplanted to various open platforms and application platforms, breaking the situation of doing their own affairs. This powerful compatibility can significantly reduce development and operation costs, allowing enterprises, especially entrepreneurs, to gain more development opportunities.
        also, H5 The local storage features also bring more convenience to users. based on H5 Developed light applications than local APP It has shorter startup time, faster networking speeds, and no need to download to take up storage space, which is especially suitable for mobile media such as mobile phones. and H5 This allows developers to create advanced graphics, layouts, animations and transition effects without relying on third-party browser plug-ins, which also allows users to enjoy cool visual and auditory effects with less traffic.

three,Trends of Internet traffic transfer：

       In those years when the Internet first emerged in the country, people basically meant the Internet. PC At that time, netizens' attention was basically on portal websites and forums such as Sohu, Sina, Yahoo, Tianya, Maopu, etc., and the main traffic of the Internet was basically concentrated on similar ones. PC on the platform. With the emergence of smartphones and mobile Internet, network traffic has gradually shifted from PC The terminal is diverted to the mobile terminal and transferred to the mobile Internet. A large number of enterprises' online propaganda positions are gradually coming from PC The Internet is slowly transitioning to the mobile Internet. Then, the construction of corporate websites has only been considered before. PC The terminal has to take into account the display of the mobile terminal. exist PC In the Internet era, web dynamic effect design is basically used flash Technology implementation, but flash The animation display on mobile terminal has great flaws, so H5 Technology is born, H5 Solved Flash The problem of animations being incompatible with mobile terminals, and the dynamic effects are natural and smooth on mobile terminals. With the rapid growth of mobile Internet traffic, H5 Technology has been regarded as a magic tool by the website construction industry. Almost all websites will be planned H5 Dynamic effects are integrated.

       H5 The appearance satisfys the PC The need for animation implementation on both end and mobile end has becomeWebsite construction companyIrresistible technology. Therefore, website construction does not use H5 Technical instructions you have out Now.

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