C#基础之枚举

using System;
using System.Globalization;

enum MyEnum
{
    a,
    b,
    c
}

class Two
{
    enum Bbb
    {
        x = 4,
        y,
        z = 99,
        xx,
        yy
    }

    public static void Main(string[] args)
    {
        var obj = Enum.Parse(typeof(Bbb), "yy");
        obj = Enum.Parse(typeof(Bbb), "100");
        Print(obj);
        Print(obj.GetType());
        var jj = typeof(Bbb);
        Print(jj);
        Bbb ob = Bbb.x;
        var s = ob.ToString(CultureInfo.CurrentCulture);
        Print(s);
        ob = (Bbb) 101;
        Print(ob);
        Bbb oc = Bbb.xx;
        var i = (int) oc;
        Print(i);
    } //Main函数结束


    #region 工具方法

    public static void Print(string obj, params object[] arg)
    {
        Console.WriteLine(obj, arg);
    }

    public static void Print(object obj)
    {
        Console.WriteLine(obj);
    }

    /// <summary>
    /// 获得一个int类型的值
    /// </summary>
    /// <returns></returns>
    public static int GetInt()
    {
        int i;
        while (true)
        {
            try
            {
                i = Convert.ToInt32(Console.ReadLine());
                break;
            }
            catch (FormatException e)
            {
                Console.WriteLine(e.Message);
            }
        }
        return i;
    }

    public static string GetString()
    {
        return Console.ReadLine();
    }

    public static double GetDouble()
    {
        double i;
        while (true)
        {
            try
            {
                i = Convert.ToDouble(Console.ReadLine());
                break;
            }
//            catch
            catch (FormatException e)
            {
                Console.WriteLine(e.Message);
            }
        }
        return i;
    }

    #endregion
}

 

posted on 2017-09-28 23:47  靖康耻  阅读(122)  评论(0编辑  收藏  举报

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