<div dir="ltr" style="text-align: left;" trbidi="on">
<div dir="ltr" style="text-align: left;" trbidi="on">JSTL Trim function is used to remove white space from the start and end of the String. The<b><i> fn:trim()</i></b> function removes white space from both ends of a string.</p>
<p> <b>Syntax:</b><br />
The<i><b> fn:trim()</b></i> function has following syntax:</p>
<pre class="highlight" name="code">java.lang.String trim(java.lang.String)
</pre>
<p>
<b>Example:</b></p>
<p> Following is the example to explain the functionality of this function:</p>
<pre class="highlight" name="code"><;%@ page language="java" contentType="text/html; charset=ISO-8859-1"
 pageEncoding="ISO-8859-1"%>;
<;%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>;
<;%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn" %>;

<;!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">;
<;html>;
<;head>;
<;meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">;
<;title>;JSTL Trim Function Example<;/title>;
<;/head>;
<;body>;
 <;c:out value="${fn:trim(' Hello ')}">;<;/c:out>;
<;/body>;
<;/html>;
</pre>
<p>
<b>Output: Hello</b></p>
<p>As you can see above, JSTL Trim Function takes &#8216; Hello &#8216; string as an input parameter and remove the white space from it and will return &#8216;Hello&#8217; as a result.</p>
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