关闭整个网站的缓存

public class DisableCache : ActionFilterAttribute
{
    public override void OnResultExecuting(ResultExecutingContext filterContext)
    {
        filterContext.HttpContext.Response.Cache.SetExpires(DateTime.UtcNow.AddDays(-1));
        filterContext.HttpContext.Response.Cache.SetValidUntilExpires(false);
        filterContext.HttpContext.Response.Cache.SetRevalidation(HttpCacheRevalidation.AllCaches);
        filterContext.HttpContext.Response.Cache.SetCacheability(HttpCacheability.NoCache);
        filterContext.HttpContext.Response.Cache.SetNoStore();
    }
}

public static void RegisterGlobalFilters(GlobalFilterCollection filters)
    {
        filters.Add(new DisableCache());
    }

protected void Application_BeginRequest(object sender, EventArgs e)
        {
            Response.AddHeader("Cache-Control", "no-cache, no-store, must-revalidate");
            Response.AddHeader("Pragma", "no-cache"); // HTTP 1.0.
            Response.AddHeader("Expires", "0"); // Proxies.
        }