C#两个dataGridView动态控件传值

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        
        private void button1_Click(object sender, EventArgs e)
        {
            //给第一个dgv控件动态添加值
            dataGridView1.Columns.Add("你好", "你好");
            dataGridView1.Rows.Add("世界","世界2");
            
             
        }

        private void button2_Click(object sender, EventArgs e)
        {
            dataGridView2.Columns.Clear();//复制dgv1控件之前先清除旧数据
            for (int i = 0; i < dataGridView1.Columns.Count; i++)
                dataGridView2.Columns.Add(dataGridView1.Columns[i].Clone() as DataGridViewColumn);
            //分布添加列和行的Clone体
            for (int i = 0; i < dataGridView1.Rows.Count-1; i++)
            {
                dataGridView2.Rows.Add();
                for (int b = 0; b < dataGridView1.Rows[i].Cells.Count; b++)
                    dataGridView2.Rows[i].Cells[b].Value = dataGridView1.Rows[i].Cells[b].Value;
                //获取单元格的值
            }
               
            
        }
    }
}