HTTP 204 No Content vs 308 Permanent Redirect
HTTP 204 (No Content) is a 2xx Success response, while 308 (Permanent Redirect) is a 3xx Redirection 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, 308 means that the resource has been permanently moved. Like 301, but guarantees the HTTP method will NOT be changed.
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 resource has been permanently moved. Like 301, but guarantees the HTTP method will NOT be changed.
何时出现
For permanent URL changes where POST requests must remain POST.
如何修复
Update all references to the new URL. The HTTP method is preserved.
主要区别
204 is a 2xx Success response, while 308 is a 3xx Redirection 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 308: The resource has been permanently moved. Like 301, but guarantees the HTTP method will NOT be changed.
You encounter 204 when after DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
You encounter 308 when for permanent URL changes where POST requests must remain POST.
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 308 (Permanent Redirect): Update all references to the new URL. The HTTP method is preserved.