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.

설명

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

이 코드를 보게 되는 경우

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

해결 방법

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

설명

The server cannot meet the requirements of the Expect header.

이 코드를 보게 되는 경우

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

해결 방법

Remove the Expect header from your request.

주요 차이점

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.

언제 어떤 것을 사용할지

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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