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  1. using System;
  2. using static System.Console;
  3. using System.Linq;
  4. using System.Text;
  5. using System.Text.RegularExpressions;
  6. using System.Diagnostics;
  7.  
  8. public class Program {
  9. 	public static void Main() {
  10. 		const int times = 1000;
  11. 		string texto;
  12. 		var lista = "RUASANTA HELENA, 769  AP 51 BL H JD ALVORADA~ 17513322 ";
  13. 		var sw = new Stopwatch();
  14. 		WriteLine($"RegEx: {(Regex.Replace(lista, @"(\d+) ", "$1~ "))}");
  15. 		sw.Start();
  16. 		for (int i = 0; i < times; i++) texto = Regex.Replace(lista, @"(\d+) ", "$1~ ");
  17. 		sw.Stop();
  18. 		var timer1 = sw.ElapsedTicks;
  19. 		WriteLine($"SB:    {(MudaEndereco(lista))}");
  20. 		sw.Restart();
  21. 		for (int i = 0; i < times; i++) texto = MudaEndereco(lista);
  22. 		sw.Stop();
  23. 		var timer2 = sw.ElapsedTicks;
  24. 		WriteLine($"SB2:   {(MudaEndereco2(lista, (c) => char.IsDigit(c), (c) => char.IsWhiteSpace(c)))}");
  25. 		sw.Restart();
  26. 		for (int i = 0; i < times; i++) texto = MudaEndereco2(lista, (c) => char.IsDigit(c), (c) => char.IsWhiteSpace(c));
  27. 		sw.Stop();
  28. 		var timer3 = sw.ElapsedTicks;
  29. 		var factor = Min(timer1, timer2, timer3);
  30. 		WriteLine($"RegEx: {(double)timer1 / factor, 6:0.000} ({TimeSpan.FromTicks(timer1).ToString((@"ss\:fff"))}) {timer1 / times, 3} Ticks cada");
  31. 		WriteLine($"SB:    {(double)timer2 / factor, 6:0.000} ({TimeSpan.FromTicks(timer2).ToString((@"ss\:fff"))}) {timer2 / times, 3} Ticks cada");
  32. 		WriteLine($"SB2:   {(double)timer3 / factor, 6:0.000} ({TimeSpan.FromTicks(timer3).ToString((@"ss\:fff"))}) {timer3 / times, 3} Ticks cada");
  33.     }
  34. 	public static string MudaEndereco(string texto, char adicao = '~') {
  35. 		var resultado = new StringBuilder(texto.Length * 2);
  36. 		var anterior = '\0';
  37. 		foreach (var caractere in texto) {
  38. 			if (Char.IsDigit(anterior) && Char.IsWhiteSpace(caractere)) resultado.Append(adicao);
  39. 			resultado.Append(caractere);
  40. 			anterior = caractere;
  41. 		}
  42. 		return resultado.ToString();
  43. 	}
  44. 	public static string MudaEndereco2(string texto, Func<char, bool> sequencia, Func<char, bool> terminador, char adicao = '~') {
  45. 		var resultado = new StringBuilder(texto.Length * 2);
  46. 		var anterior = '\0';
  47. 		foreach (var caractere in texto) {
  48. 			if (sequencia(anterior) && terminador(caractere)) resultado.Append(adicao);
  49. 			resultado.Append(caractere);
  50. 			anterior = caractere;
  51. 		}
  52. 		return resultado.ToString();
  53. 	}
  54.  
  55. 	public static T Min<T>(params T[] numbers) => numbers.Min();
  56. }
  57.  
  58. //https://pt.stackoverflow.com/q/135183/101
Success #stdin #stdout 0.08s 24592KB
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stdin
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Standard input is empty
stdout
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RegEx: RUASANTA HELENA, 769~  AP 51~ BL H JD ALVORADA~ 17513322~ 
SB:    RUASANTA HELENA, 769~  AP 51~ BL H JD ALVORADA~ 17513322~ 
SB2:   RUASANTA HELENA, 769~  AP 51~ BL H JD ALVORADA~ 17513322~ 
RegEx:  8.421 (00:006)  66 Ticks cada
SB:     1.000 (00:000)   7 Ticks cada
SB2:    1.483 (00:001)  11 Ticks cada
https://ideone.com/35VTUl
language:
C# (gmcs 5.20.1)
created:
4 years ago
visibility:
public

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