异步执行

//bs架构下的异步执行文件

     public delegate void notifyexamdelegate(int singlecount);


    asyncsendemailtouser(0); 


     void asyncsendemailtouser(int singlecount)
        {
            notifyexamdelegate del = new notifyexamdelegate(sendemailtouser);
            iasyncresult ar = del.begininvoke(singlecount, new asynccallback(callbackmethod), del);
        }

        void callbackmethod(iasyncresult ar)
        {
            notifyexamdelegate del = (notifyexamdelegate)ar.asyncstate;
            del.endinvoke(ar);
        }

    public void sendemailtouser(int num)
        { 
            bool flag = bll.insert_hr_exam_user();
        }

异步执行