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bero_0401

Generic List / Dictionary

bero_0401
Aug 19th, 2024 (edited)
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C# 0.91 KB | Source Code | 0 0
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  1. using System.Collections;
  2.  
  3. namespace CsharpStudy
  4. {
  5.     /*
  6.      * [ Generic List ]
  7.      * [ Dictionary ]
  8.      */
  9.     internal class Program
  10.     {
  11.         static void Main(string[] args)
  12.         {
  13.             // list
  14.             var list = new List<int>();
  15.             list.Add(1);
  16.             list.AddRange(new[] { 2, 3 });
  17.             list.Remove(1);
  18.             list.IndexOf(2);
  19.  
  20.  
  21.             // Dictionary
  22.             var dict = new Dictionary<string, string>();
  23.             dict.Add("Email", "[email protected]");
  24.             dict.Add("password", "12345");
  25.  
  26.             if (dict.ContainsKey("Email"))
  27.                 Console.WriteLine(dict["Email"]);
  28.  
  29.             if (!dict.ContainsKey("Email"))
  30.                 dict.Add("Email", "[email protected]");
  31.  
  32.             var isContain = dict.TryGetValue("password" , out var value);
  33.  
  34.             Console.WriteLine(value + ' ' + isContain);
  35.  
  36.         }
  37.     }
  38. }
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