HTTP

HTTP 200 OK vs 404 Not Found

HTTP 200 (OK) is a 2xx Success response, while 404 (Not Found) is a 4xx Client Error response. 200 indicates that the request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only. 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.

Mô tả

The request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only.

Khi bạn thấy mã này

The most common HTTP response — indicates the request was processed successfully.

Cách khắc phục

No fix needed. The request succeeded as expected.

Mô tả

The server cannot find the requested resource. The URL may be wrong, the resource may have been deleted, or it may never have existed.

Khi bạn thấy mã này

When a URL is mistyped, a page has been deleted, or an API endpoint doesn't exist.

Cách khắc phục

Verify the URL is correct. Check for typos, case sensitivity, and trailing slashes.

Sự khác biệt chính

1.

200 is a 2xx Success response, while 404 is a 4xx Client Error response.

2.

HTTP 200: The request succeeded. The meaning depends on the HTTP method: GET returns the resource, POST reports the action result, HEAD returns headers only.

3.

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.

4.

You encounter 200 when the most common HTTP response — indicates the request was processed successfully.

5.

You encounter 404 when when a URL is mistyped, a page has been deleted, or an API endpoint doesn't exist.

Khi nào dùng cái nào

For 200 (OK): No fix needed. The request succeeded as expected. For 404 (Not Found): Verify the URL is correct. Check for typos, case sensitivity, and trailing slashes.

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