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JSP Include Param
Posted on: February 4, 2009 at 12:00 AM

JSP Include Param is used to pass parameter in the include directive. The example uses clause to pass the parameter name and value to the dynamic jsp page.

JSP Include Param

JSP Include Param is used to pass parameter in the include directive. The example uses <jsp:param> clause to pass the parameter name and value to the dynamic jsp page. This clause is only used with the <jsp:include> directive. It allows you to include either a static or dynamic file in a JSP page. The <jsp:include> acts on a request and sends back the result included in the JSP page.

Understand with Example

The Tutorial illustrate an example from 'JSP Include Param'. To understand the example we create a include.jsp that include <jsp:include page> directive 'includedparam.jsp'. The <jsp:param> clause to pass the username and password parameter value to the dynamic jsp. The Request.getParameter ( ) retrieve the value that client has submitted. The <jsp:include> act on the request and send back the result included in the include.jsp page.

Here is the code of include.jsp

<html>
<body>
<font color="green"><h2>Login Information</h2></font>
<jsp:include page="includedParam.jsp" flush="true">
<jsp:param name="username" value="Roseindia"/>
<jsp:param name="password" value="rose"/>
</jsp:include>
</body>
</html>

Here is the code of includedParam.jsp

<html>
<%
out.println("<b>Username: </b>" + request.getParameter("username")+"<br>");
out.println("<b>Password: </b>" + request.getParameter("password"));
%>
</html>

Output will be displayed as:

Download Source Code:

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