1.jsp页面中引用java代码
>>情况1
<%
Integer mainType = (Integer) request.getAttribute("type1");
String display = "none";
if (mainType.intValue() == 0)
{
display = "block";
}
%>
>>情况2
<label text='<%=request.getAttribute("type1")%>' />
2.引用jsp页面中的Java变量
<div style="display: <%=display%>"></div>
3.