表27.2状态码 Code Phrase Description Informational 100 Continue The initial part of the request has been received,and the client may continue with its request. 101 Switching The server is complying with a client request to switch protocols defined in the upgrade header. Success 200 OK The request is successful. 201 Created A new URL is created. 202 Accepted The request is accepted,but it is not immediately acted upon. 204 No content There is no content in the body. 27.2427.24 表 27.2 状态码