Situation: After we insert the data, as long as the page is refreshed, the data will be re-inserted.
Reason: After we submit the data, the browser will keep the data requested last time! ! Wh
Situation: After we insert the data, as long as the page is refreshed, the data will be re-inserted.
Reason: After we submit the data, the browser will keep the data requested last time! ! Wh