Introduction to JSP Declaratives Declarations

INTRODUCTION TO JSP DECLARATIVES

Syntax of JSP Declaratives are:

<%!
//java codes
%>

JSP Declaratives begins with <%! and ends %> with .We can embed any amount of java code in the JSP Declaratives. Variables and functions defined in the declaratives are class level and can be used anywhere in the JSP page.

Example:

<%@page contentType="text/html" %>

<html>

<body>

<%!
int cnt=0;
private int getCount(){
//increment cnt and return the value
cnt++;
return cnt;
}
%>

<p>Values of Cnt are:</p>

</body>

</html>

The above example prints the value of variable cnt.
To execute the code click below.

Current Comments

14 comments so far (post your own) View All Comments Latest 10 Comments:

The message which is given on Jsps are more usefull and thank full to everyone.

Posted by raghunath bj on Sunday, 12.14.08 @ 04:06am | #82736

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good example

Posted by VERY GOOD on Monday, 12.1.08 @ 03:53am | #82225

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I am really intrested.And would like to know in more .Please provide those details with screenshots.

Posted by J2ee sucks on Friday, 09.12.08 @ 10:42am | #78839

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this is the project i hve to do in jsp platform
that estimation of leather product with inventory check

If anybody intrested to help me i will send u the detail description
This my MCA proj

Posted by sundari on Saturday, 02.9.08 @ 09:18am | #47662

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i want to use resultSet object in javascript function. The function is called useing onchange="functionname()"
using jsp tags

Posted by kishore on Friday, 02.1.08 @ 17:20pm | #46864

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have anyone heard about the tag called <taloginContble>.. what does it mean...if know, respond me ..
i hope u guys consider this and help me too..

Posted by dhinesh kumar on Monday, 01.14.08 @ 12:21pm | #45165

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If someone can give more examples of all the concepts of jsp.

Posted by sam on Wednesday, 10.10.07 @ 17:10pm | #33008

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Hi,
Plz inform the details of the Eclipse.

Posted by Krishna on Friday, 07.6.07 @ 10:04am | #20818

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Hi,

I will be using 6230i phone as a modem connected to the computer via USB cable. U guys know to connect the apache tomcat v5.5 to the phone-modem. I know i need a interface to connect them together, but, cant managed to find it.

Hope u guys could help out.

thx.