Question

SpringMVC如何返回空视图

Answer 1

a:返回类型为void

public void Webinfo(HttpServletRequest request,HttpSession session){
siwi.GetWebInfo(request,session);
}

b:返回类型为String,返回空字符

public String Webinfo(HttpServletRequest request,HttpSession session){
siwi.GetWebInfo(request,session);
retirn "";
}