JSTL <c:if> tag Example:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <title>JSTL if tag Example</title> </head> <body>
<c:set var="salary" scope="session" value="${100000}"/> <c:if test="${salary> 0}"/> <c:out value="${salary}"/> </c:if> </body> </html>
As you can see above, in the JSTL c:if tag, test attribute check the condition and if condition returns true, it executes the other statements within <c:if> and </c:if> statement.