请问下面的写法有什么问题嘛
string[] a = {"customerID","CompanyName","contactName","Address"};
for (int i = 0; i < 4; i++)
            {
                listBox1.Items  [i] = a[i];
            }
机子总提示说0为index无效值
为什么啊

哦 原来是这样啊 谢谢啦