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 WindowsFormsApplication3

 {

     public partial class Form1 : Form

     {

         public Form1()

         {

             InitializeComponent();

         }

         DataSet ds = new DataSet();

         DataTable TransInfo = new DataTable("TransInfo");

         private void button1_Click(object sender, EventArgs e)

         {

             DataRow dr = TransInfo.NewRow();

             dr["lotNo"] = textBox1.Text;

             dr["carrierCode"] = textBox2.Text;

             TransInfo.Rows.Add(dr);

             //dataGridView1.DataSource = TransInfo;   //表显示方式

             dataGridView1.DataSource = ds.Tables[];    //数据集合方式

             //grid1.DataSource = TransInfo;

             grid1.DataSource = ds.Tables[];

          }

         private void Form1_Load(object sender, EventArgs e)

         {

             //类型 要窗体加载的时候启动 ，不然每次都会覆盖原来的

             TransInfo.Columns.Add(new DataColumn("lotNo", typeof(string)));                 // typeof(string))   上下两种类型写法

             TransInfo.Columns.Add(new DataColumn("carrierCode", Type.GetType("System.String")));    // Type.GetType("System.String"))

             ds.Tables.Add(TransInfo);

         }

     }

 }