HTTP 201 Created vs 411 Length Required
HTTP 201 (Created) is a 2xx Success response, while 411 (Length Required) is a 4xx Client Error 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, 411 means that the server refuses to accept the request without a Content-Length header.
Descrição
The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.
Quando você o vê
After successfully creating a new user, post, order, or other resource via a REST API.
Como corrigir
No fix needed. Check the Location header for the URL of the new resource.
Descrição
The server refuses to accept the request without a Content-Length header.
Quando você o vê
When sending a request body without specifying Content-Length.
Como corrigir
Include a Content-Length header in your request.
Diferenças principais
201 is a 2xx Success response, while 411 is a 4xx Client Error 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 411: The server refuses to accept the request without a Content-Length header.
You encounter 201 when after successfully creating a new user, post, order, or other resource via a REST API.
You encounter 411 when when sending a request body without specifying Content-Length.
Quando usar qual
For 201 (Created): No fix needed. Check the Location header for the URL of the new resource. For 411 (Length Required): Include a Content-Length header in your request.