C#使用一维数组作为参数传递

一维数组作为参数传递；

        private void button1_Click(object sender, EventArgs e)
        {
            string[] wd = {"Sun", "Mon", "Tue"};
            textBox1.Text = wd[0] + "，" + wd[1] + "，" + wd[2];

            ChangeArray(wd);
            textBox2.Text = wd[0] + "，" + wd[1] + "，" + wd[2];
        }

        private void ChangeArray(string[] arr)
        {
            arr[0] = "AAA";
            arr[1] = "BBB";
            arr[2] = "CCC";
        }