What are the functions of web standards?

Web standards are a set of specifications and guidelines that provide best practices for web developers to follow when designing, developing, and maintaining web pages. The following are some of the main functions of Web standards:

1. Improve website accessibility: Web standards require that websites must have a clear structure, semantic HTML markup, and appropriate element attributes. All help assistive technologies (such as screen readers) better understand and present website content and improve website accessibility.

2. Improve website maintainability: Web standards require developers to use clear, concise code that maintains consistent behavior and appearance across different browsers, which helps improve code readability and maintainability, and reduce maintenance costs.

3. Improve website performance: Web standards require that websites must have optimized images, scripts, style sheets and other resources, while avoiding excessive HTTP requests and scripts that block page rendering. This helps improve website performance and user experience.

4. Improve website reliability: Web standards require developers to follow safe and reliable programming practices, such as using form validation, preventing SQL injection, etc., which helps reduce the risk of website hackers risks while improving the reliability and stability of the website.

In short, web standards are very important for web developers. It can help them design more accessible, maintainable, high-performance and reliable web sites, while also having Help improve user experience and reduce development costs.