HTTP

HTTP 201 Created vs 510 Not Extended

HTTP 201 (Created) is a 2xx Success response, while 510 (Not Extended) is a 5xx Server 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, 510 means that further extensions to the request are required for the server to fulfill it.

説明

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

このコードが表示される場合

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

解決方法

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

説明

Further extensions to the request are required for the server to fulfill it.

このコードが表示される場合

When an HTTP extension required by the server is not present in the request.

解決方法

Add the required extension headers to your request.

主な違い

1.

201 is a 2xx Success response, while 510 is a 5xx Server 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 510: Further extensions to the request are required for the server to fulfill it.

4.

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

5.

You encounter 510 when when an HTTP extension required by the server is not present in the request.

どちらをいつ使うか

For 201 (Created): No fix needed. Check the Location header for the URL of the new resource. For 510 (Not Extended): Add the required extension headers to your request.

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