JSP built-in object usage scope and type "description"

• JSP built-in objects

There are 9 types of JSP built-in objects, which we'll cover in a later section. These 9 types of objects such as the following:

Name	Type	Scope of Use
Request	Javax.servlet.http.HttpServletRequest	Request
Response	Javax.servlet.http.HttpServletResponse	Page
Out	Javax.servlet.jsp.JspWriter	Page
Session	Javax.servlet.http.HttpSession	Session
Application	Javax.servlet.ServlectContext	Application
Page	Java.lang.Object	Page
Config	Javax.servlet.ServletConfig	Page
PageContext	Javax.servlet.jsp.PageContext	Page
exception	Java.lang.Throwable	Page

Among them: request, response, out, session, application most frequently used

Description of the scope and type of JSP built-in objects