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  1. // Example of the BitConverter.ToInt64 method.
  2. using System;
  3.  
  4. class BytesToInt64Demo
  5. {
  6.     const string formatter = "{0,5}{1,27}{2,24}";
  7.  
  8.     // Convert eight byte array elements to a long and display it.
  9.     public static void BAToInt64( byte[ ] bytes, int index )
  10.     {
  11.         long value = BitConverter.ToInt64( bytes, index );
  12.  
  13.         Console.WriteLine( formatter, index,
  14.             BitConverter.ToString( bytes, index, 8 ), value );
  15.     }
  16.  
  17.     // Display a byte array, using multiple lines if necessary.
  18.     public static void WriteMultiLineByteArray( byte[ ] bytes )
  19.     {
  20.         const int rowSize = 20;
  21.         int iter;
  22.  
  23.         Console.WriteLine( "initial byte array" );
  24.         Console.WriteLine( "------------------" );
  25.  
  26.         for( iter = 0; iter < bytes.Length - rowSize; iter += rowSize )
  27.         {
  28.             Console.Write(
  29.                 BitConverter.ToString( bytes, iter, rowSize ) );
  30.             Console.WriteLine( "-" );
  31.         }
  32.  
  33.         Console.WriteLine( BitConverter.ToString( bytes, iter ) );
  34.         Console.WriteLine( );
  35.     }
  36.  
  37.     public static void Main( )
  38.     {
  39.         byte[ ] byteArray = {
  40.               226, 220, 0, 0, 0, 0, 0, 0};
  41.  
  42.         Console.WriteLine(
  43.             "This example of the BitConverter.ToInt64( byte[ ], " +
  44.             "int ) \nmethod generates the following output. It " +
  45.             "converts elements \nof a byte array to long values.\r\n" );
  46.  
  47.         WriteMultiLineByteArray( byteArray );
  48.  
  49.         Console.WriteLine( formatter, "index", "array elements", "long" );
  50.         Console.WriteLine( formatter, "-----", "--------------", "----" );
  51.  
  52.         // Convert byte array elements to long values.
  53.         BAToInt64( byteArray, 0 );
  54.     }
  55. }
  56.  
  57. /*
  58. This example of the BitConverter.ToInt64( byte[ ], int )
  59. method generates the following output. It converts elements
  60. of a byte array to long values.
  61.  
  62. initial byte array
  63. ------------------
  64. 00-36-65-C4-FF-FF-FF-FF-00-00-00-00-00-00-00-00-80-00-CA-9A-
  65. 3B-00-00-00-00-01-00-00-00-00-FF-FF-FF-FF-01-00-00-FF-FF-FF-
  66. FF-FF-FF-FF-7F-56-55-55-55-55-55-FF-FF-AA-AA-AA-AA-AA-AA-00-
  67. 00-64-A7-B3-B6-E0-0D-00-00-9C-58-4C-49-1F-F2
  68.  
  69. index             array elements                    long
  70. -----             --------------                    ----
  71.     8    00-00-00-00-00-00-00-00                       0
  72.     5    FF-FF-FF-00-00-00-00-00                16777215
  73.    34    01-00-00-FF-FF-FF-FF-FF               -16777215
  74.    17    00-CA-9A-3B-00-00-00-00              1000000000
  75.     0    00-36-65-C4-FF-FF-FF-FF             -1000000000
  76.    21    00-00-00-00-01-00-00-00              4294967296
  77.    26    00-00-00-00-FF-FF-FF-FF             -4294967296
  78.    53    AA-AA-AA-AA-AA-AA-00-00         187649984473770
  79.    45    56-55-55-55-55-55-FF-FF        -187649984473770
  80.    59    00-00-64-A7-B3-B6-E0-0D     1000000000000000000
  81.    67    00-00-9C-58-4C-49-1F-F2    -1000000000000000000
  82.    37    FF-FF-FF-FF-FF-FF-FF-7F     9223372036854775807
  83.     9    00-00-00-00-00-00-00-80    -9223372036854775808
  84. */
Success #stdin #stdout 0.02s 24612KB
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Standard input is empty
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This example of the BitConverter.ToInt64( byte[ ], int ) 
method generates the following output. It converts elements 
of a byte array to long values.

initial byte array
------------------
E2-DC-00-00-00-00-00-00

index             array elements                    long
-----             --------------                    ----
    0    E2-DC-00-00-00-00-00-00                   56546
https://ideone.com/gLSz3e
language:
C# (gmcs 5.20.1)
created:
2 years ago
visibility:
public

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