C#遍历二位数组|软件开发

     for (int i = 0; i < tempint.GetLength(0); i++)
            {
                for (int j = 0; j < tempint.GetLength(1); j++)
                {
                    //tempint[i, j] = i + j;
                    this.richTextBox1.Text += tempint[i, j].ToString()+System.Environment.NewLine;

                }
            }