JSP internal object

JSP internal objects strong 2008.10.9

Output object, used to output data to the client.

Request object. You can use the request object to obtain user request parameters, HTTP request headers, and user IP addresses.

Response response object. You can set the HTTP Response Header, redirect, and Mime Type of the response.

Session object, which maintains session IDs through cookie or URL rewriting and is used to track users.

Application object, indicating the entire web application.

Page Object, indicating the current page, which is equivalent to this reference.

Config configuration object, indicating servlet configuration.

The context object of the pagecontext page.

Exception object, which indicates an exception occurred during JSP execution.