C#使用Listview的Key

private void button1_Click(object sender, EventArgs e)   
{   
 for (int i = 0; i < 4; i++)   
 {   
  int test = i * i;   
  listView1.Items.Add("key" + i.ToString(), test.ToString(), i);   
 }   
}   
  
private void button2_Click(object sender, EventArgs e)   
{   
 for (int i = 0; i < 4; i++)   
 {   
  MessageBox.Show(listView1.Items["key" + i.ToString()].Text);   
 }   
} 
  

參考
http://zhidao.baidu.com/question/85025088