📄 splitjoin.jsp
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<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
<%@ taglib prefix="ex" uri="/jstl-examples-taglib" %>
<html>
<head>
<title>JSTL Functions • Split/Join</title>
</head>
<body bgcolor="#FFFFFF">
<h2>Split/Join</h2>
<c:set var="s1" value="There is a castle on a cloud"/>
<c:set var="s3" value="one|two|three|four"/>
<c:set var="s5" value="one|two+three*four"/>
<h4>fn:split</h4>
<table cellpadding="5" border="1">
<tr>
<th align="left">Input String</th>
<th>Delimiters</th>
<th>Result</th>
</tr>
<tr>
<td>${s1}</td>
<td>empty string</td>
<td>${ex:display(fn:split(s1, ""))}</td>
</tr>
<tr>
<td>${s3}</td>
<td>|</td>
<td>${ex:display(fn:split(s3, "|"))}</td>
</tr>
<tr>
<td>${s3}</td>
<td>+</td>
<td>${ex:display(fn:split(s3, "+"))}</td>
</tr>
<tr>
<td>${s5}</td>
<td>|+</td>
<td>${ex:display(fn:split(s5, "|+"))}</td>
</tr>
<tr>
<td>empty string</td>
<td>empty string</td>
<td> ${ex:display(fn:split("", ""))}</td>
</tr>
</table>
<c:set var="a1" value='${fn:split(s1, " ")}'/>
<h4>fn:join</h4>
<table cellpadding="5" border="1">
<tr>
<th align="left">Input Array</th>
<th>Separator</th>
<th>Result</th>
</tr>
<tr>
<td>${ex:display(a1)}</td>
<td> + </td>
<td>${fn:join(a1, " + ")}</td>
</tr>
<tr>
<td>${ex:display(a1)}</td>
<td><sep></td>
<td>${fn:join(a1, " <sep> ")}</td>
</tr>
<tr>
<td>${ex:display(a1)}</td>
<td>empty string</td>
<td>${fn:join(a1, "")}</td>
</tr>
<tr>
<td>${ex:display(a1)}</td>
<td>null</td>
<td>${fn:join(a1, null)}</td>
</tr>
<tr>
<td>null</td>
<td>empty string</td>
<td> ${fn:join(null, "")}</td>
</tr>
</table>
</body>
</html>
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