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Implicit Objects
 
 
So far we know that the developer can create Javabeans and interact with Java objects. There are several objects that are automatically available in JSP called implicit objects.
 
The implicit objects are 

 










































Variable


Of type


Request


Javax.servlet.http.httpservletrequest


Response


Javax.servlet.http. httpservletresponse


Out


Javax.servlet.jsp.JspWriter


Session


Javax.servlet.http.httpsession


PageContent


Javax.servlet.jsp.pagecontext


Application


Javax.servlet.http.ServletContext


Config


Javax.servlet.http.ServletConfig


Page


Java.lang.Object



 

Page object
 
Represents the JSP page and is used to call any methods defined by the servlet class.
 
 
Config object
 
Stores the Servlet configuration data.
 
Request object
 
Access to information associated with a request. This object is normally used in looking up parameter values and cookies. 

 


<% String devStr = request.getParameter("dev"); %>

Development language = <%= devStr %>



This code snippet is storing the parameter "dev" in the string devStr. The result is displayed underneath.

                    

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