1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4
5 public class Program
6 {
7 public static void Main()
8 {
9 var inputDtos = new List<Dto>(){
10 new Dto{ fname = "11", lname = "12", age = "13", gender = "1"},
11 new Dto{ fname = "", lname = "12", age = "13", gender = "1"},
12 new Dto{ fname = null, lname = "12", age = "13", gender = "1"},
13 new Dto{ fname = "11", lname = "", age = "13", gender = "1"},
14 new Dto{ fname = "11", lname = null, age = "13", gender = "1"},
15 new Dto{ fname = "11", lname = "12", age = "", gender = "1"},
16 new Dto{ fname = "11", lname = "12", age = null, gender = "1"},
17 new Dto{ fname = "11", lname = "12", age = "13", gender = ""},
18 new Dto{ fname = "11", lname = "12", age = "13", gender = null},
19
20 new Dto{ fname = "11", lname = "12", age = "13", gender = "1"},
21 new Dto{ fname = "21", lname = "22", age = "23", gender = "0"},
22 new Dto{ fname = "21", lname = "22", age = "23", gender = "0"},
23
24
25 };
26 var DuplicateList = (from d in inputDtos
27 group d by
28 new
29 {
30 firstName = TrimValueSpace(d.fname),
31 lastName = TrimValueSpace(d.lname),
32 birthday = TrimValueSpace(d.age),
33 gender = TrimValueSpace(d.gender)
34 }
35 into gr
36 where gr.Count() > 1
37 && !string.IsNullOrWhiteSpace(gr.Key.firstName)
38 && !string.IsNullOrWhiteSpace(gr.Key.lastName)
39 && !string.IsNullOrWhiteSpace(gr.Key.birthday)
40 && !string.IsNullOrWhiteSpace(gr.Key.gender)
41 select gr.Key).ToList();
42
43 if (DuplicateList != null )
44 {
45 Console.WriteLine("ok --- " + DuplicateList.Count);
46
47 }
48 var sfdfd = "222";
49
50 Console.WriteLine(sfdfd ?? "0");
51
52
53 }
54
55 private static string TrimValueSpace(string value)
56 {
57 if (string.IsNullOrWhiteSpace(value))
58 {
59 return string.Empty;
60 }
61 else
62 {
63 return value.Replace(" ", string.Empty).Replace(" ", string.Empty);
64 }
65 }
66
67 }
68 public class Dto{
69 public string fname {get; set;}
70 public string lname {get; set;}
71 public string age{get; set;}
72 public string gender{get; set;}
73 }
