uses an OrderBy and a ThenBy clause with a custom comparer to sort first by word length and then by a case-insensitive descending sort of the words in an array. : ThenBy « LINQ « C# / C Sharp

1. C# / C Sharp
2. LINQ
3. ThenBy

uses an OrderBy and a ThenBy clause with a custom comparer to sort first by word length and then by a case-insensitive descending sort of the words in an array.

 
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

public class CaseInsensitiveComparer : IComparer<string> {
    public int Compare(string x, string y) {
        return string.Compare(x, y, true);
    }
}

public class MainClass {
    public static void Main() {

        string[] words = { "a", "A", "b", "B", "C", "c" };

        var sortedWords =
            words.OrderBy(a => a.Length)
                    .ThenByDescending(a => a, new CaseInsensitiveComparer());

        foreach (var s in sortedWords) {
            Console.WriteLine(s);
        }
    }
}

 

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