The JSTL Core Tag is used with and tags to add the parameters.
Syntax:
c:param tag attributes:
| Attribute | Description | Required |
| name | It specify the name of the request parameter to set in the URL. | Yes |
| value | It specify the value of the request parameter to set in the URL. | No |
Example:
test.jsp
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<html>
<head>
<title>c:param JSTL core tag example</title>
</head>
<body>
<c:url value="/hello.jsp" var="helloUrl">
<c:param name="userName" value="jai"></c:param>
</c:url>
<h4><a href="${helloUrl}">Click here</a></h4>
</body>
</html>
|
hello.jsp:
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<html>
<head>
<title>c:param JSTL core tag example</title>
</head>
<body>
<h3>This is a c:param JSTL core tag example.</h3>
UserName: <%= request.getParameter("userName")%>
</body>
</html>
|
web.xml
<web-app>
<welcome-file-list>
<welcome-file>test.jsp</welcome-file>
</welcome-file-list>
</web-app>
|
Output:
Click on the link.
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