动态include用jsp:include动作实现，<jsp:include page=include.jsp flush=true/>，它总是会检查所含文件中的变化，适合用于包含动态页面，并且可以带参数。

静态include用include伪码实现，定不会检查所含文件的变化，适用于包含静态页面<%@include file=included.html%>

JSP中动态include和静态include的区别