HTTP

HTTP 201 Created vs 417 Expectation Failed

HTTP 201 (Created) is a 2xx Success response, while 417 (Expectation Failed) 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, 417 means that the server cannot meet the requirements of the Expect header.

Beschreibung

The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.

Wann Sie es sehen

After successfully creating a new user, post, order, or other resource via a REST API.

Wie man es behebt

No fix needed. Check the Location header for the URL of the new resource.

Beschreibung

The server cannot meet the requirements of the Expect header.

Wann Sie es sehen

When the server doesn't support Expect: 100-continue.

Wie man es behebt

Remove the Expect header from your request.

Wesentliche Unterschiede

1.

201 is a 2xx Success response, while 417 is a 4xx Client Error response.

2.

HTTP 201: The request succeeded and a new resource was created. Typically returned after POST or PUT requests that create a new entity.

3.

HTTP 417: The server cannot meet the requirements of the Expect header.

4.

You encounter 201 when after successfully creating a new user, post, order, or other resource via a REST API.

5.

You encounter 417 when when the server doesn't support Expect: 100-continue.

Wann welchen verwenden

For 201 (Created): No fix needed. Check the Location header for the URL of the new resource. For 417 (Expectation Failed): Remove the Expect header from your request.

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