Use of tag of JSTL

In this section we will learn how to use tag of Xml tag library of Jstl. This tag is used for selection of statements.

Use of tag of JSTL

Use of <x:if> tag of JSTL

     

In this section we will learn how to use <x:if> tag of Xml tag library of Jstl. This tag is used for selection of statements.

 

 

 

 

 

 

Standard Syntax : <%@ taglib prefix="x" uri="http://java.sun.com/jsp/jstl/xml" %>

Attributes: 
var  Defines variable for the current item. 
select   Defines xPath expression.
scope  It defines scope for the defined variable in 'var' attribute.

if_xmlJstlTag.jsp

<%@ taglib prefix="x" uri="http://java.sun.com/jsp/jstl/xml" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
    <head>
        <title>Example x:if tag of JSTL</title>
    </head>
    <body>
        <c:import var="import" url="employee.xml" />
        <x:parse var="doc" doc="${import}" />
        <x:if select="$doc//name">

            Names are present in specified xml file.
        </x:if> <br />      
                
        <x:if select="$doc/org/company">
            company exists in specified xml file.
        </x:if> <br />     
             
        <x:if select="$doc/org/company/emp">
            Employee exists in specified xml file.
        </x:if>        
    </body>
</html>

Output :


 
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