Web standards include a series of languages and technologies such as HTML, CSS, JavaScript, XML, XSL, JSON, SVG, SQL, etc., used to create, layout, style, interact and manage web pages and related data. Detailed description: 1. HTML, a markup language used to create the structure of web pages; 2. CSS, a style sheet language used to set the style and layout of web pages; 3. JavaScript, a scripting language used to add interactivity and dynamic functions; 4. XML, a markup language for storing and transmitting data, and more.
# Operating system for this tutorial: Windows 10 system, Dell G3 computer.
Web standards are a set of specifications and guidelines used to ensure that web pages display and interact correctly across different browsers and devices. Web standards include many different languages and technologies. Here are some common Web standard languages:
HTML (Hypertext Markup Language): HTML is a markup language used to create the structure of web pages. It uses tags and elements to define the structure, content, and layout of a web page.
CSS (Cascading Style Sheets): CSS is a style sheet language used to set the style and layout of web pages. It controls the appearance and layout of web pages through selectors and attributes.
JavaScript: JavaScript is a scripting language used to add interactivity and dynamic functionality. It can be used to change the content, style, and behavior of web pages, interact with users, and communicate with servers.
XML (eXtensible Markup Language): XML is a markup language used to store and transmit data. It uses custom tags to describe the structure and content of data and is suitable for various purposes such as data exchange and configuration files.
XSL (Extensible Stylesheet Language): XSL is a stylesheet language used to transform XML documents. It can convert XML documents to other formats, such as HTML or PDF, for different presentation methods.
JSON (JavaScript Object Notation): JSON is a lightweight data exchange format. It is based on JavaScript syntax and is used to store and transmit structured data and interact with data between different platforms.
SVG (Scalable Vector Graphics): SVG is a markup language for creating vector graphics. It can describe shapes, colors and animation effects through labels and properties, and is suitable for creating scalable graphics and charts.
SQL (Structured Query Language): SQL is a standard language for managing and querying databases. It is used to create, modify, and query tables and data in a database, as well as perform complex data operations.
In addition to the above languages, there are many other Web standard languages, such as PHP, ASP.NET, Ruby, etc., which are used for server-side programming and the development of dynamic web pages. In addition, there are some standards and specifications, such as HTTP (Hypertext Transfer Protocol), URI (Uniform Resource Identifier) and Web security standards, which are used to ensure the security and performance of web pages.
In short, web standards include a series of languages and technologies such as HTML, CSS, JavaScript, XML, XSL, JSON, SVG, SQL, etc., used to create, layout, style, interact and manage web pages and related data. The use of these standard languages can improve the accessibility, maintainability and cross-platform compatibility of web pages, promote the development of web applications and improve user experience.
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