HTTP 204 No Content vs 415 Unsupported Media Type
HTTP 204 (No Content) is a 2xx Success response, while 415 (Unsupported Media Type) is a 4xx Client Error response. 204 indicates that the server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body. In contrast, 415 means that the server refuses to accept the request because the Content-Type is not supported.
描述
The server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body.
何时出现
After DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
如何修复
No fix needed. The action was successful; there is simply no content to return.
描述
The server refuses to accept the request because the Content-Type is not supported.
何时出现
When sending JSON to an endpoint that only accepts XML, or missing the Content-Type header.
如何修复
Set the correct Content-Type header matching the data format you're sending.
主要区别
204 is a 2xx Success response, while 415 is a 4xx Client Error response.
HTTP 204: The server successfully processed the request but is not returning any content. Common for DELETE operations and form submissions that don't need a response body.
HTTP 415: The server refuses to accept the request because the Content-Type is not supported.
You encounter 204 when after DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
You encounter 415 when when sending JSON to an endpoint that only accepts XML, or missing the Content-Type header.
何时使用哪个
For 204 (No Content): No fix needed. The action was successful; there is simply no content to return. For 415 (Unsupported Media Type): Set the correct Content-Type header matching the data format you're sending.