礼拜三log~关于c:test标签 & js鼠标变身! & java字符串相关函数

<c:if test="${fn:length(list) <= 0}">list对象为空</c:if>

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

document.body.style.cursor="wait";// 等待沙漏
document.body.style.cursor="default";// 变回原样

boolean happy = garden.contains("fu萝卜");