mcs/tests/gtest-linq-12.cs

   1 using System;
   2 using System.Linq;
   3
   4 class NestedQuery
   5 {
   6         public void XX ()
   7         {
   8                 var enumerable = new string[] { "aba", "bbb", "bab", "aaa" }.
   9                         Select((values) => new { values = values, length = values.Length }).
  10                                 Select((ti0) => ti0.values.Select ((type) => new { type = type, x = 9 }).Where((ti1) => (ti0.length == 3)).
  11                         Select((ti1) => ti1.type));
  12         }
  13
  14         public static int Main ()
  15         {
  16                 var e = from values in new [] { "aba", "bbb", "bab", "aaa" }
  17                         where values.Length > 0
  18                         select from type in values
  19                                 where type == 'a'
  20                                 select type;
  21
  22                 int counter = 0;
  23                 foreach (var v in e)
  24                         foreach (var vv in v) {
  25                                 ++counter;
  26                                 Console.WriteLine (vv);
  27                         }
  28
  29
  30                 if (counter != 6)
  31                         return 1;
  32
  33                 e = from values in new [] { "aba", "bbb", "bab", "aaa" }
  34                         let length = values.Length
  35                         select from type in values
  36                                 let x = 9
  37                                 where length == 3
  38                                 select type;
  39                 counter = 0;
  40                 foreach (var v in e)
  41                         foreach (var vv in v) {
  42                                 ++counter;
  43                                 Console.WriteLine (vv);
  44                         }
  45
  46                 if (counter != 12)
  47                         return 2;
  48
  49                 return 0;
  50         }
  51 }