数据库同步代码

最新推荐文章于 2022-09-08 08:54:37 发布

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最新推荐文章于 2022-09-08 08:54:37 发布

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分类专栏： c# 数据库文章标签：数据库 callback button object system class

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using System;
using System.Collections.Generic;
using System.Text;

namespace QuickFramework2006
{

    public class AsyncDemo
    {
        public AsyncDemo()
        {
        }

        public int TestMethod(int count)
        {
            int result = 0;
            for (int i = 0; i < count; i++)
            {
                result += i;
                System.Threading.Thread.Sleep(100);
            }
            return result;
        }

        //public delegate int xxxx(int count);
        //private void button4_Click(object sender, EventArgs e)
        //{
        //    AsyncDemo demo = new AsyncDemo();
        //    xxxx caller = new xxxx(demo.TestMethod);
        //    IAsyncResult result = caller.BeginInvoke(40, new AsyncCallback(Callback), caller);
        //}

        //private void Callback(IAsyncResult async)
        //{
        //    xxxx caller = (xxxx)async.AsyncState;
        //    int sum = caller.EndInvoke(async);
        //    MessageBox.Show("运行完成,结果为:" + sum.ToString());
        //}
    }
}