jstl标签

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

<c:forEach items="${list}" var="var" varStatus="sta">
<span  class="pros" >
<c:choose>
<c:when test="${fn:length(var.faceName)>8}">
${s}
</c:when>
<c:otherwise>
${var.faceName}
</c:otherwise>
</c:choose>
</span>
</c:forEach>

<c:if test="${not empty ls.content}">  </c:if>

<c:set var="num" value="${ls.mills}" />

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

<c:if test="${fn:contains('guomeiddd','guoMei')}">ok</c:if><br>
<c:if test="${fn:containsIgnoreCase(store,'guoMei')}">ok ok</c:if><br>
<c:if test="${fn:endsWith(store,'99')}">end</c:if><br>
<c:out value="${fn:escapeXml('<>')}"/><br>
<c:out value="${fn:indexOf(store,'om')}"/><br>
<c:out value="${fn:join(array,'|')}"/><br>
<c:out value="${fn:length(array)}"/><br>

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

<fmt:formatNumber value="${(45+ls.delayDays)-(datenow-num)/1000/3600/24}" pattern="0"/>天