【基础知识】数组、集合、泛型

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        List<string> arryList = new List<string>();
        public delegate void ThankThingDelegate(string name);
        public void Language(string name, ThankThingDelegate th)
        {
            th(name);
        }
        public void Translate1(string name)
        {
            MessageBox.Show("语言：" + name);
        }
        private void button1_Click(object sender, EventArgs e)
        {  
            arryList.Add("中国");
            arryList.Add("美国");
            arryList.Add("法国");
            foreach (string item in arryList)
                Language(item.ToString(), Translate1);
        }
    }  
}