JSTL Formatting <fmt:formatNumber> Tag

The <fmt:formatNumber> tag is used to format the numerical value using the specific format or precision. It is used to format percentages, currencies, and numbers according to the customized formatting pattern.

The syntax used for including the <fmt:formatNumber> tag is:

Let's see the simple example to understand the formatting <fmt:formatNumber> tag:

<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%>

<html>
<head>
<title>fmt:formatNumber Tag</title>
</head>
<body>

<h3>Formatting of Number:</h3>
<c:set var="Amount" value="9850.14115" />
<p> Formatted Number-1:
<fmt:formatNumber value="${Amount}" type="currency" /></p>
<p>Formatted Number-2:
<fmt:formatNumber type="number" groupingUsed="true" value="${Amount}" /></p>
<p>Formatted Number-3:
<fmt:formatNumber type="number" maxIntegerDigits="3" value="${Amount}" /></p>
<p>Formatted Number-4:
<fmt:formatNumber type="number" maxFractionDigits="6" value="${Amount}" /></p>
<p>Formatted Number-5:
<fmt:formatNumber type="percent" maxIntegerDigits="4" value="${Amount}" /></p>
<p>Formatted Number-6:
<fmt:formatNumber type="number" pattern="###.###$" value="${Amount}" /></p>
</body>
</html>

Output: