JSTL - fmt

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

<c:set var="now" value="<%= new java.util.Date() %>"/>
<c:out value="${now}"/> //Wed May 06 00:37:07 KST 2009
<fmt:formatDate value="${now}" type="date"/> //2009. 5. 6 
<fmt:formatDate value="${now}" type="time"/> //오전 12:37:07 
<fmt:formatDate value="${now}" type="both"/> //2009. 5. 6 오전 12:37:07 

<jsp:useBean id="now" class="java.util.Date" />
${now} //Wed May 06 00:37:07 KST 2009
<fmt:formatDate var="hour" value="${now}" type="TIME" pattern="HH" />
${hour} //00

<fmt:formatNumber value="12345.6789" type="number"/> //12,345.679

<fmt:formatNumber value="12345.6789" type="number" pattern=",###.00000"/> //12,345.67890
<fmt:formatNumber value="12345.6789" type="number" pattern="#.00"/> //12345.68

<fmt:formatNumber value="12345.6789" type="currency" currencySymbol="￦"/> //￦12,346

<fmt:formatNumber value="12345.6789" type="percent"/> //1,234,568%

<fmt:formatNumber value="12345.6789" pattern=".0"/> //12345.7
<fmt:formatNumber value="12345" pattern=".0"/> //12345.0
<fmt:formatNumber value="12345.6789" pattern=".#"/> //12345.7

<fmt:requestEncoding value="euc-kr"/>

<fmt:formatNumber  value="12345" pattern=".#"/> //12345.0
<fmt:formatNumber  value="12345" pattern=".0"/> //12345.0

<fmt:formatNumber  value="12345.6789" type="number" pattern="#.#####"/> //12,345.6789
<fmt:formatNumber  value="12345.67890" type="number" pattern="#.#####"/> //12,345.6789
<fmt:formatNumber  value="12345.67890" type="number" pattern="#.00000"/> //12,345.67890