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| // <Snippet6> | |
| using System; | |
| public class FileName : IComparable | |
| { | |
| string fname; | |
| StringComparer comparer; | |
| public FileName(string name, StringComparer comparer) | |
| { | |
| if (String.IsNullOrEmpty(name)) | |
| throw new ArgumentNullException("name"); | |
| this.fname = name; | |
| if (comparer != null) | |
| this.comparer = comparer; | |
| else | |
| this.comparer = StringComparer.OrdinalIgnoreCase; | |
| } | |
| public string Name | |
| { | |
| get { return fname; } | |
| } | |
| public int CompareTo(object obj) | |
| { | |
| if (obj == null) return 1; | |
| if (! (obj is FileName)) | |
| return comparer.Compare(this.fname, obj.ToString()); | |
| else | |
| return comparer.Compare(this.fname, ((FileName) obj).Name); | |
| } | |
| } | |
| // </Snippet6> | |
| public class Class1 | |
| { | |
| public static void Main() | |
| { | |
| FileName file1 = new FileName("autoexec.bat", null); | |
| FileName file2 = new FileName("AutoExec.BAT", null); | |
| Console.WriteLine(file1.CompareTo(file2)); | |
| } | |
| } |