[LINQ] OrderBy 依造字串長度排序後，再依字母大小排序

[LINQ] OrderBy 依造字串長度排序後，再依字母大小排序



public static void Main(string[] args)

        {

            string[] words = { "aPPLE", "AbAcUs", "bRaNcH", "BlUeBeRrY", "ClOvEr", "cHeRry" };

            var sortedWords =

                words.OrderBy(a => a.Length);

                     //.ThenBy(a => a, new CaseInsensitiveComparer());

            // Another way. TODO is this use of ThenBy correct? It seems to work on this sample array.

            var sortedWords2 =

                from word in words

                orderby word.Length

                select word;

            var sortedWords3 = sortedWords2.ThenBy(a => a, new CaseInsensitiveComparer());

            foreach (var word in sortedWords)

            {

                Console.WriteLine(word);

            }

            Console.WriteLine("");

            foreach (var word3 in sortedWords3)

            {

                Console.WriteLine(word3);

            }

            Console.ReadLine();

        }

    }

    public class CaseInsensitiveComparer : IComparer<string>

    {

        public int Compare(string x, string y)

        {

            return string.Compare(x, y, StringComparison.OrdinalIgnoreCase);

        }

    }

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