The function and 301 Jump The role of this tag for search engines is very similar. This tag plays a very important role in search engines. So when do we need to use the canonical tag for websites.
What is the canonical label?
Canonical tags are similar in nature to 301 redirects. The difference is that users will not be redirected or stay on the original page, but search engines will treat them as 301 redirects and focus the weight of the page on the standard page referred to in the tag.
Tips for using canonical tags
1. The canonical tag recommends using an absolute path, but you can also use a relative path.
2. Can be used in different domain name The space uses the canonical label.
3. When there are multiple different URLs pointing to the same page, you need to use the canonical tag.
4. This tag is not a command to the search engine, but a suggestion and hint Robots file dissimilarity.
What is the function of the canonical label?
1. For a group of pages with identical or highly similar content, the canonical tag can be used to tell the search engine which page is the canonical page, standardize the website and avoid multiple pages with the same or similar content in the search results.
2. Avoid repeated display of pages with the same content and scattered weight of the website, and transfer the weight of the page in a centralized way.
3. Canonical tags are used to standardize web addresses and optimize the ranking of standardized pages.
At present, Baidu search engine has supported Canonical tag, which is mainly to plan a group of websites with identical or highly similar content, solve the problem of highly repetitive and similar content, and prevent weight dispersion. Now many websites use this tag more often, and it will be used more frequently in forums.
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