ashx页面判断session过期

Question

求解..................................

Answer 1

 public class yourclassname: IHttpHandler,System.Web.SessionState.IRequiresSessionState
{
  public void ProcessRequest (HttpContext context) {
        if (context.Session["ok"] == null){
               context.Response.Write("已经超时！");context.Response.End();
            }
    }