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  1. using System;
  2. using System.Text.RegularExpressions;
  3.  
  4. public class Test
  5. {
  6. public static void Main()
  7. {
  8. String miRuta = "C:\\Users\\JoseCarlos\\Desktop\\mv\\lolo-s001.vmdk";
  9. Console.WriteLine(miRuta);
  10. Console.WriteLine(Regex.Replace(miRuta, "[^\\\\]+(?=\\\\[^\\\\]+$)", "lolo"));
  11. }
  12. }
Success #stdin #stdout 0.05s 20916KB
stdin
Standard input is empty
stdout
C:\Users\JoseCarlos\Desktop\mv\lolo-s001.vmdk
C:\Users\JoseCarlos\Desktop\lolo\lolo-s001.vmdk