front end
Meaning: front-end site that is part of the front desk, to run the show pages viewed on the PC side, the mobile terminal and other browsers. With the development of Internet technology, application HTML5, CSS3, front-end framework, cross-platform responsive web design to fit screen resolutions, the perfect move-efficient design, giving users a high user experience.
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Front-end development: front-end development is to create a Web page or app such as front-end interface presented to the user process, through HTML, CSS and JavaScript, and derived from a variety of technologies, frameworks, solutions to achieve user interface interaction of Internet products. Making it evolved from a Web page, there are very obvious characteristics of the times on the name. In the process of the evolution of the internet, creating web pages is a product of Web1.0 era, the main contents of the site are still early, with pictures and text-based, users can also use the site to browse the main act. With the development of Internet technology and HTML5, CSS3 application of modern web more beautiful, the interaction effect is significant, more powerful.
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The core technology: the development of front-end, when the page layout, HTML elements will be defined, CSS positioning of the elements of a presentation, and then achieve the corresponding effects and interactions using JavaScript.
HTML, CSS, JavaScript
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HTML: refers to the HTML (Hyper Text Markup Language). HTML is the core master pages, is a standard language for making Web page, is a language for Web browsers used, it eliminates barriers to information exchange between different computers. Therefore, it is currently the most widely used language network, but also constitute the main language pages of the document, to learn HTML is to become the basic condition for Web developers. HTML enables Web page and displayed in a browser
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CSS: Cascading Style Sheets (Cascading Style Sheet) referred to as "CSS", often called "style sheet style (Style Sheet)", which is used for web-style design. CSS can do to help the page look more beautiful.
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JavaScript: It is a kind of object-oriented capabilities, interpreted programming language. More specific, it is object-based and event-driven and has the relative safety of client-side scripting language. Because it does not run in a locale, but only needs to support its browser. Its main purpose is to verify that the data sent to the server, increasing interactive Web, enhance the user experience degree.