[JSP/JSTL] - JSTL c:if, c:set, c:out, c:choose, c:when, c:otherwise, fn:escapeXml, fn:replace 사용법 및 문법

#JSTL c:if, c:set, c:out, c:choose, c:when, c:otherwise, fn:escapeXml, fn:replace 사용법 및 문법

 

 

#사용법

<c:if test="${data ne null && !empty data}">
<div class="title">
  <c:set var="title" value="${fn:escapeXml(data.title)}" />
  <h1><c:out value="${fn.replace(title, newLine, '<br>')}" escapeXml="false" /></h1>
</div>
<c:choose>
  <c:when test="${sessionScope.id ne null}">
    <p>존재</p>
  </c:when>
  <c:otherwise>
    <p>미존재</p>
  </c:otherwise>
</c:choose>