protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
{
if (e.CommandName.ToString() == ("Click1"))
TextBox1.Text = GridView1.Rows[int.Parse(e.CommandArgument.ToString())].Cells[1].Text.ToString();
}
源数据里面<asp:ButtonField Text="按钮" CommandName="Click1" />
参考
http://blog.sina.com.cn/s/blog_4696f46b010097rq.html