enum和int、string的轉換操作，enumstring

enum和int、string的轉換操作，enumstring

• enum 和 int
  • enum -> int
    int num = (int)Countries.中國; //num=5
    int[] nums = (int[])Enum.GetValues(typeof(Countries));
    //nums={5,6,7,8,9}
  • int -> enum
    Countries country = (Countries)8;
    //country=Countries.英國
  • //http://hovertree.com/menu/csharp/
• enum 和 string
  • enum -> string
    string str1 = Countries.俄羅斯.ToString(); //str1="俄羅斯";
    string str2 = Enum.GetName(typeof(Countries), 7);
    //str2="俄羅斯";
    string[] strArray = Enum.GetNames(typeof(Countries));
    //strArray={"中國","美國","俄羅斯","英國","法國"};
  • string-> enum
    Countries myCountry = (Countries)Enum.Parse(typeof(Countries), "中國");
    //myCountry=Countries.中國