HTTP 201 Created vs 301 Moved Permanently
HTTP 201 (Created) is a 2xx Success response, while 301 (Moved Permanently) is a 3xx Redirection response. 201 indicates that the request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity. In contrast, 301 means that the resource has been permanently moved to a new URL. All future requests should use the new URL. Search engines will transfer link equity to the new URL.
Mô tả
The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.
Khi bạn thấy mã này
After successfully creating a new user, post, order, or other resource via a REST API.
Cách khắc phục
No fix needed. Check the Location header for the URL of the new resource.
Mô tả
The resource has been permanently moved to a new URL. All future requests should use the new URL. Search engines will transfer link equity to the new URL.
Khi bạn thấy mã này
After domain migrations, URL restructuring, or when consolidating duplicate URLs.
Cách khắc phục
Update links and bookmarks to the new URL in the Location header. For SEO, this is the preferred redirect for permanent moves.
Sự khác biệt chính
201 is a 2xx Success response, while 301 is a 3xx Redirection response.
HTTP 201: The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.
HTTP 301: The resource has been permanently moved to a new URL. All future requests should use the new URL. Search engines will transfer link equity to the new URL.
You encounter 201 when after successfully creating a new user, post, order, or other resource via a REST API.
You encounter 301 when after domain migrations, URL restructuring, or when consolidating duplicate URLs.
Khi nào dùng cái nào
For 201 (Created): No fix needed. Check the Location header for the URL of the new resource. For 301 (Moved Permanently): Update links and bookmarks to the new URL in the Location header. For SEO, this is the preferred redirect for permanent moves.