A status code is simply the result of an HTTP request returned by the server. Let’s get a general idea of the status code.
| The return value | category | The reason the phrase |
|---|---|---|
| 1XX | Information status code | The received request is being processed |
| 2XX | Success | Request processing completed and successful |
| 3XX | redirect | Additional action is required to complete the request |
| 4XX | Client error | The server can’t handle the request. It’s usually a client error |
| 5XX | Server error | Server processing error |
- 200 Normal Handling
- 204 No Content No resources can be returned.
- 206 Partial Content Processing succeeded and Partial resources were returned.
- 301 Moved Permanly Permanently redirects updated bookmarks
- 302 Found Temporary redirection Does not update bookmarks but saves them
- 303 See Other Indicates that the requested resource has another URI
- 304 Not Modified Indicates that the client sends a request with a condition. The server allows access to the resource but the condition is Not met. 304 is returned with no principal.
- 307 Temporary Redirect Temporary redirection
- 400 Bad Request The Request fails
- 401 Unauthorized
- 403 Forbidden Deny access to that resource
- 404 Not Found No resource
- 500 Server error
- 503 Cannot process the request
- In fact, the most important thing to learn the status code is to know why the problem arises and what the possible situation is, that is the key.
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