- $ OK-[GET]: The server successfully returns the data requested by the user, and the operation is idempotent.
- 201 CREATED-[Post/put/patch]: User new or modified data succeeded.
- 202 Accepted-[*]: Indicates that a request has entered the background queue (asynchronous task)
- 204 NO CONTENT-[delete]: User deleted data successfully.
- INVALID request-[Post/put/patch]: The user has made an error, the server does not make a new or modified data operation, the operation is idempotent.
- 401 Unauthorized-[*]: Indicates that the user does not have permissions (user name, password error).
- 403 Forbidden-[*] indicates that the user is authorized (as opposed to a 401 error), but access is forbidden.
- 404 Not FOUND-[*]: The user makes a request against a nonexistent record, the server does not operate, the operation is idempotent.
- 406 Not acceptable-[GET]: User requested format is not available (such as user request JSON format, but only XML format).
- 410 Gone-[get]: The resource requested by the user is permanently deleted and will no longer be available.
- 422 unprocesable Entity-[Post/put/patch] A validation error occurs when an object is created.
- $ INTERNAL Server Error-[*]: The server is having errors and the user will not be able to determine if the request was successful.
Idempotent: The characteristic of a idempotent operation is that the effect of any number of executions is the same as the effect of one execution
Common Status Code descriptions (status Codes)
