HTTP 103 Early Hints vs 202 Accepted
HTTP 103 (Early Hints) is a 1xx Informational response, while 202 (Accepted) is a 2xx Success response. 103 indicates that used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response. In contrast, 202 means that the request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon.
描述
Used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response.
何时出现
When a server wants the browser to start loading CSS/JS before the full response is ready.
如何修复
No fix needed. This optimization helps speed up page loading.
描述
The request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon.
何时出现
For async operations like batch jobs, email sending, or background tasks that take time to complete.
如何修复
Poll the provided status URL or wait for a callback/webhook.
主要区别
103 is a 1xx Informational response, while 202 is a 2xx Success response.
HTTP 103: Used to return some response headers before the final HTTP message. Allows the browser to start preloading resources while the server prepares the response.
HTTP 202: The request has been accepted for processing, but the processing has not been completed. The request might or might not eventually be acted upon.
You encounter 103 when when a server wants the browser to start loading CSS/JS before the full response is ready.
You encounter 202 when for async operations like batch jobs, email sending, or background tasks that take time to complete.
何时使用哪个
For 103 (Early Hints): No fix needed. This optimization helps speed up page loading. For 202 (Accepted): Poll the provided status URL or wait for a callback/webhook.