HTTP 204 No Content vs 304 Not Modified
HTTP 204 (No Content) is a 2xx Success response, while 304 (Not Modified) 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, 304 means that the resource has not been modified since the last request. The client can use its cached copy.
Deskripsi
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.
Ketika Anda Melihatnya
After DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
Cara Memperbaiki
No fix needed. The action was successful; there is simply no content to return.
Deskripsi
The resource has not been modified since the last request. The client can use its cached copy.
Ketika Anda Melihatnya
When the browser cache is still valid (If-None-Match / If-Modified-Since headers match).
Cara Memperbaiki
No fix needed. This saves bandwidth by confirming the cached version is still current.
Perbedaan Utama
204 is a 2xx Success response, while 304 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 304: The resource has not been modified since the last request. The client can use its cached copy.
You encounter 204 when after DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
You encounter 304 when when the browser cache is still valid (If-None-Match / If-Modified-Since headers match).
Kapan Menggunakan Yang Mana
For 204 (No Content): No fix needed. The action was successful; there is simply no content to return. For 304 (Not Modified): No fix needed. This saves bandwidth by confirming the cached version is still current.