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  1. using System;
  2. using System.Diagnostics;
  3. using System.Threading;
  4.  
  5. class Program
  6. {
  7.     static void Main()
  8.     {
  9.  
  10.     decimal totalElapsedTicks = 0;	
  11.  
  12. 	// Create new stopwatch
  13. 	Stopwatch stopwatch = new Stopwatch();
  14.  
  15.  
  16.  
  17. 	// Do something
  18. 	for (int i = 0; i < 100000; i++)
  19. 	{
  20. 	    try
  21. 	    {
  22. 			// Begin timing
  23. 			stopwatch.Start();
  24. 			RethrowException();
  25.  
  26.  
  27. 	    }catch
  28. 	    {
  29. 	    	// Stop timing
  30. 			stopwatch.Stop();
  31.  
  32. 	    }
  33. 	}
  34. 	// Write result
  35. 	Console.WriteLine("try/catch technique: {0:#,###,###,###}", stopwatch.ElapsedTicks);
  36.  
  37.  
  38. 	stopwatch.Reset();
  39. 	// Do something
  40. 	for (int i = 0; i < 100000; i++)
  41. 	{
  42. 	    try
  43. 	    {
  44. 			// Begin timing
  45. 			stopwatch.Start();
  46. 			PassThroughException();
  47.  
  48.  
  49. 	    }catch
  50. 	    {
  51. 	    	// Stop timing
  52. 			stopwatch.Stop();
  53.  
  54. 	    }
  55. 	}
  56. 	// Write result
  57. 	Console.WriteLine("try/finaly technique: {0:#,###,###,###}", stopwatch.ElapsedTicks);
  58.  
  59.  
  60.  
  61.     }
  62.  
  63.     static void RethrowException()
  64.     {
  65. 		try
  66.         { 
  67.             throw new Exception();
  68.         }
  69.         catch
  70.         {
  71.     		DummyMethod();
  72.         	throw;
  73.         }
  74.     }
  75.  
  76.     static void PassThroughException()
  77.     {
  78.     	bool exceptionThrown = false;
  79.     	try
  80.         { 
  81.         	exceptionThrown = true;
  82.             throw new Exception();
  83.         }
  84.         finally
  85.         {
  86.         	if(exceptionThrown)
  87.         	{
  88.         		DummyMethod();
  89.         	}
  90.  
  91.         }
  92.     }
  93.  
  94.     static int DummyMethod() 
  95.     {
  96.     	return 0;	
  97.     }
  98.  
  99. }
  100.  
Success #stdin #stdout 0.83s 34208KB
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Standard input is empty
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try/catch technique: 3,926,966
try/finaly technique: 3,394,355
https://ideone.com/mn84X3
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
public

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