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Use of tag of JSTL

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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 <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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Posted on: August 26, 2008

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