static void Main(string[] args) { Dictionary<int, string> ZiDian = new Dictionary<int,string>(); //增 ZiDian.Add(1,"张三"); ZiDian.Add(2,"李四"); ZiDian.Add(3,"王五"); ZiDian.Add(4,"赵六"); //查 Console.WriteLine("查"); string a = ZiDian[1]; Console.WriteLine("Name:{0}",a); Console.WriteLine(); Console.WriteLine(ZiDian[2]); Console.WriteLine(); foreach (var aa in ZiDian.Values) { Console.WriteLine(aa); } Console.WriteLine(); Console.WriteLine(" Deleted " ); // delete ZiDian.Remove ( . 3 ); the foreach ( var AA in ZiDian.Values) { Console.WriteLine (AA); } Console.WriteLine (); Console.WriteLine ( " change " ); // change ZiDian.Add ( . 3 , " Wang Wu son " ); the foreach ( var AA in ZiDian.Values) { Console.WriteLine(aa); } }
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