HTTP 204 No Content vs 404 Not Found
HTTP 204 (No Content) is a 2xx Success response, while 404 (Not Found) 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, 404 means that the server cannot find the requested resource. The URL may be wrong, the resource may have been deleted, or it may never have existed.
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 cannot find the requested resource. The URL may be wrong, the resource may have been deleted, or it may never have existed.
何时出现
When a URL is mistyped, a page has been deleted, or an API endpoint doesn't exist.
如何修复
Verify the URL is correct. Check for typos, case sensitivity, and trailing slashes.
主要区别
204 is a 2xx Success response, while 404 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 404: The server cannot find the requested resource. The URL may be wrong, the resource may have been deleted, or it may never have existed.
You encounter 204 when after DELETE requests, PUT updates where no body is needed, or CORS preflight responses.
You encounter 404 when when a URL is mistyped, a page has been deleted, or an API endpoint doesn't exist.
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 404 (Not Found): Verify the URL is correct. Check for typos, case sensitivity, and trailing slashes.