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Convert file size represented as byes to a readable value.

/ Published in: C#
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  1. public static class FileExtension
  2. 	{
  3. 		private const double Kb = 1024;
  4. 		private const double Mb = 1024 * Kb;
  5. 		private const double Gb = 1024 * Mb;
  6. 		private const double Tb = 1024 * Gb;
  7.  
  8. 		/// <summary>
  9. 		/// Returns a readable file size from the specified value.
  10. 		/// </summary>
  11. 		/// <param name="value">The value.</param>
  12. 		/// <returns></returns>
  13. 		public string AsReadableSize(this long value)
  14. 		{
  15. 			return AsReadableSize(Convert.ToInt32(value));
  16. 		}
  17.  
  18. 		/// <summary>
  19. 		/// Returns a readable file size from the specified value.
  20. 		/// </summary>
  21. 		/// <param name="value">The value.</param>
  22. 		/// <returns></returns>
  23. 		publicstring AsReadableSize(this int value)
  24. 		{
  25. 			if (value < Kb)
  26. 			{
  27. 				return string.Format(CultureInfo.InvariantCulture, "{0} Bytes", value);
  28. 			}
  29.  
  30. 			if (value < Mb)
  31. 			{
  32. 				return string.Format(CultureInfo.InvariantCulture, "{0} KB", Math.Round(value / Kb, 2));
  33. 			}
  34.  
  35. 			if (value < Gb)
  36. 			{
  37. 				return string.Format(CultureInfo.InvariantCulture, "{0} MB", Math.Round(value / Mb, 2));
  38. 			}
  39.  
  40. 			return value < Tb 
  41. 				? string.Format(CultureInfo.InvariantCulture, "{0} GB", Math.Round(value / Gb, 2)) 
  42. 				: string.Format(CultureInfo.InvariantCulture, "{0} TB", Math.Round(value / Tb, 2));
  43. 		}
  44. 	}

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