effect:
- It is easier to read (increase code readability) and easier to maintain.
- Make it easier for search engines to understand and help crawlers grab more effective information. Crawlers rely on tags to determine the context and the weight of each keyword (SEO).
- Without CSS styles, the page can also present a good content structure and code structure.
Which behaviors are good for SEO:
- For example, use
<h1>the title that wraps important articles. - Use
<title>wrap page title. <img>A tag specifies its alt attribute.<strong>and<em>to emphasize important keywords.
Example:
<header>: The header usually includes the site logo, navigation, and search box
<nav>: Marks the navigation, wrapping important link groups in the document.
<main>: The main content of the page, a page can only be used once. Surrounding its main function.
<article>: Define a document, page.
<section>: Define the section (section, section) in the document. Such as chapters, headers, footers, or other parts of the document.
<aside>: A sidebar, or a set of links to an article or a product listing.
<footer>: Footer, only when the parent is body, it is the footer of the entire page.
<h1> <h6>: Titles of all levels
<p>: paragraph
<small>: Show small font effect, specify rules, enter disclaimer, note, signature, copyright.
<em>: The text in it is expressed as emphasized content, and the text is italicized
<mark>: Highlight part of the text using