BitConverter.ToInt64 Yöntem

Başvuru

Tanım

Ad Alanı:: System

Bütünleştirilmiş Kod:: System.Runtime.dll

Bütünleştirilmiş Kod:: System.Runtime.Extensions.dll

Bütünleştirilmiş Kod:: netstandard.dll

Bütünleştirilmiş Kod:: mscorlib.dll

Önemli

Bazı bilgiler ürünün ön sürümüyle ilgilidir ve sürüm öncesinde önemli değişiklikler yapılmış olabilir. Burada verilen bilgilerle ilgili olarak Microsoft açık veya zımni hiçbir garanti vermez.

Aşırı Yüklemeler

ToInt64(ReadOnlySpan<Byte>)	Salt okunur bayt aralığını 64 bit imzalı tamsayıya dönüştürür.
ToInt64(Byte[], Int32)	Bayt dizisinde belirtilen konumda sekiz bayttan dönüştürülmüş 64 bit imzalı bir tamsayı döndürür.

ToInt64(ReadOnlySpan<Byte>)

Salt okunur bayt aralığını 64 bit imzalı tamsayıya dönüştürür.

public:
 static long ToInt64(ReadOnlySpan<System::Byte> value);

public static long ToInt64 (ReadOnlySpan<byte> value);

static member ToInt64 : ReadOnlySpan<byte> -> int64

Public Shared Function ToInt64 (value As ReadOnlySpan(Of Byte)) As Long

Parametreler

value: ReadOnlySpan<Byte>

Dönüştürülecek baytları içeren salt okunur bir yayılma alanı.

Döndürülenler

Int64

Dönüştürülen baytları temsil eden 64 bit imzalı tamsayı.

Özel durumlar

ArgumentOutOfRangeException

uzunluğu value 8'den azdır.

Şunlara uygulanır

ToInt64(Byte[], Int32)

Bayt dizisinde belirtilen konumda sekiz bayttan dönüştürülmüş 64 bit imzalı bir tamsayı döndürür.

public:
 static long ToInt64(cli::array <System::Byte> ^ value, int startIndex);

public static long ToInt64 (byte[] value, int startIndex);

static member ToInt64 : byte[] * int -> int64

Public Shared Function ToInt64 (value As Byte(), startIndex As Integer) As Long

Parametreler

value: Byte[]

Dönüştürülecek sekiz bayt içeren bayt dizisi.

startIndex: Int32

içindeki valuebaşlangıç konumu.

Döndürülenler

Int64

konumundan başlayarak startIndexsekiz bayt ile oluşturulmuş 64 bit imzalı tamsayı.

Özel durumlar

ArgumentException

startIndex eksi 7'nin value uzunluğuna eşit veya ondan büyük ve eksi 1'in value uzunluğuna eşit veya ondan küçüktür.

ArgumentNullException

value, null değeridir.

ArgumentOutOfRangeException

startIndex sıfırdan küçük veya eksi 1 uzunluğundan value büyük.

Örnekler

Aşağıdaki kod örneği, yöntemiyle dizi öğelerini Byte değerlere Int64 ToInt64 dönüştürür.

// Example of the BitConverter::ToInt64 method.
using namespace System;

// Convert eight byte array elements to an __int64 and display it.
void BAToInt64( array<unsigned char>^bytes, int index )
{
   __int64 value = BitConverter::ToInt64( bytes, index );
   Console::WriteLine( "{0,5}{1,27}{2,24}", index, BitConverter::ToString( bytes, index, 8 ), value );
}


// Display a byte array, using multiple lines if necessary.
void WriteMultiLineByteArray( array<unsigned char>^bytes )
{
   const int rowSize = 20;
   int iter;
   Console::WriteLine( "initial unsigned char array" );
   Console::WriteLine( "---------------------------" );
   for ( iter = 0; iter < bytes->Length - rowSize; iter += rowSize )
   {
      Console::Write( BitConverter::ToString( bytes, iter, rowSize ) );
      Console::WriteLine( "-" );

   }
   Console::WriteLine( BitConverter::ToString( bytes, iter ) );
   Console::WriteLine();
}

int main()
{
   array<unsigned char>^byteArray = {0,54,101,196,255,255,255,255,0,0,0,0,0,0,0,0,128,0,202,154,59,0,0,0,0,1,0,0,0,0,255,255,255,255,1,0,0,255,255,255,255,255,255,255,127,86,85,85,85,85,85,255,255,170,170,170,170,170,170,0,0,100,167,179,182,224,13,0,0,156,88,76,73,31,242};
   Console::WriteLine( "This example of the BitConverter::ToInt64( unsigned "
   "char[ ], int ) \nmethod generates the following output. It "
   "converts elements of a \nbyte array to __int64 values.\n" );
   WriteMultiLineByteArray( byteArray );
   Console::WriteLine( "{0,5}{1,27}{2,24}", "index", "array elements", "__int64" );
   Console::WriteLine( "{0,5}{1,27}{2,24}", "-----", "--------------", "-------" );
   
   // Convert byte array elements to __int64 values.
   BAToInt64( byteArray, 8 );
   BAToInt64( byteArray, 5 );
   BAToInt64( byteArray, 34 );
   BAToInt64( byteArray, 17 );
   BAToInt64( byteArray, 0 );
   BAToInt64( byteArray, 21 );
   BAToInt64( byteArray, 26 );
   BAToInt64( byteArray, 53 );
   BAToInt64( byteArray, 45 );
   BAToInt64( byteArray, 59 );
   BAToInt64( byteArray, 67 );
   BAToInt64( byteArray, 37 );
   BAToInt64( byteArray, 9 );
}

/*
This example of the BitConverter::ToInt64( unsigned char[ ], int )
method generates the following output. It converts elements of a
byte array to __int64 values.

initial unsigned char array
---------------------------
00-36-65-C4-FF-FF-FF-FF-00-00-00-00-00-00-00-00-80-00-CA-9A-
3B-00-00-00-00-01-00-00-00-00-FF-FF-FF-FF-01-00-00-FF-FF-FF-
FF-FF-FF-FF-7F-56-55-55-55-55-55-FF-FF-AA-AA-AA-AA-AA-AA-00-
00-64-A7-B3-B6-E0-0D-00-00-9C-58-4C-49-1F-F2

index             array elements                 __int64
-----             --------------                 -------
    8    00-00-00-00-00-00-00-00                       0
    5    FF-FF-FF-00-00-00-00-00                16777215
   34    01-00-00-FF-FF-FF-FF-FF               -16777215
   17    00-CA-9A-3B-00-00-00-00              1000000000
    0    00-36-65-C4-FF-FF-FF-FF             -1000000000
   21    00-00-00-00-01-00-00-00              4294967296
   26    00-00-00-00-FF-FF-FF-FF             -4294967296
   53    AA-AA-AA-AA-AA-AA-00-00         187649984473770
   45    56-55-55-55-55-55-FF-FF        -187649984473770
   59    00-00-64-A7-B3-B6-E0-0D     1000000000000000000
   67    00-00-9C-58-4C-49-1F-F2    -1000000000000000000
   37    FF-FF-FF-FF-FF-FF-FF-7F     9223372036854775807
    9    00-00-00-00-00-00-00-80    -9223372036854775808
*/

// Example of the BitConverter.ToInt64 method.
using System;

class BytesToInt64Demo
{
    const string formatter = "{0,5}{1,27}{2,24}";

    // Convert eight byte array elements to a long and display it.
    public static void BAToInt64( byte[ ] bytes, int index )
    {
        long value = BitConverter.ToInt64( bytes, index );

        Console.WriteLine( formatter, index,
            BitConverter.ToString( bytes, index, 8 ), value );
    }

    // Display a byte array, using multiple lines if necessary.
    public static void WriteMultiLineByteArray( byte[ ] bytes )
    {
        const int rowSize = 20;
        int iter;

        Console.WriteLine( "initial byte array" );
        Console.WriteLine( "------------------" );

        for( iter = 0; iter < bytes.Length - rowSize; iter += rowSize )
        {
            Console.Write(
                BitConverter.ToString( bytes, iter, rowSize ) );
            Console.WriteLine( "-" );
        }

        Console.WriteLine( BitConverter.ToString( bytes, iter ) );
        Console.WriteLine( );
    }

    public static void Main( )
    {
        byte[ ] byteArray = {
              0,  54, 101, 196, 255, 255, 255, 255,   0,   0,
              0,   0,   0,   0,   0,   0, 128,   0, 202, 154,
             59,   0,   0,   0,   0,   1,   0,   0,   0,   0,
            255, 255, 255, 255,   1,   0,   0, 255, 255, 255,
            255, 255, 255, 255, 127,  86,  85,  85,  85,  85,
             85, 255, 255, 170, 170, 170, 170, 170, 170,   0,
              0, 100, 167, 179, 182, 224,  13,   0,   0, 156,
             88,  76,  73,  31, 242 };

        Console.WriteLine(
            "This example of the BitConverter.ToInt64( byte[ ], " +
            "int ) \nmethod generates the following output. It " +
            "converts elements \nof a byte array to long values.\r\n" );

        WriteMultiLineByteArray( byteArray );

        Console.WriteLine( formatter, "index", "array elements", "long" );
        Console.WriteLine( formatter, "-----", "--------------", "----" );

        // Convert byte array elements to long values.
        BAToInt64( byteArray, 8 );
        BAToInt64( byteArray, 5 );
        BAToInt64( byteArray, 34 );
        BAToInt64( byteArray, 17 );
        BAToInt64( byteArray, 0 );
        BAToInt64( byteArray, 21 );
        BAToInt64( byteArray, 26 );
        BAToInt64( byteArray, 53 );
        BAToInt64( byteArray, 45 );
        BAToInt64( byteArray, 59 );
        BAToInt64( byteArray, 67 );
        BAToInt64( byteArray, 37 );
        BAToInt64( byteArray, 9 );
    }
}

/*
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
------------------
00-36-65-C4-FF-FF-FF-FF-00-00-00-00-00-00-00-00-80-00-CA-9A-
3B-00-00-00-00-01-00-00-00-00-FF-FF-FF-FF-01-00-00-FF-FF-FF-
FF-FF-FF-FF-7F-56-55-55-55-55-55-FF-FF-AA-AA-AA-AA-AA-AA-00-
00-64-A7-B3-B6-E0-0D-00-00-9C-58-4C-49-1F-F2

index             array elements                    long
-----             --------------                    ----
    8    00-00-00-00-00-00-00-00                       0
    5    FF-FF-FF-00-00-00-00-00                16777215
   34    01-00-00-FF-FF-FF-FF-FF               -16777215
   17    00-CA-9A-3B-00-00-00-00              1000000000
    0    00-36-65-C4-FF-FF-FF-FF             -1000000000
   21    00-00-00-00-01-00-00-00              4294967296
   26    00-00-00-00-FF-FF-FF-FF             -4294967296
   53    AA-AA-AA-AA-AA-AA-00-00         187649984473770
   45    56-55-55-55-55-55-FF-FF        -187649984473770
   59    00-00-64-A7-B3-B6-E0-0D     1000000000000000000
   67    00-00-9C-58-4C-49-1F-F2    -1000000000000000000
   37    FF-FF-FF-FF-FF-FF-FF-7F     9223372036854775807
    9    00-00-00-00-00-00-00-80    -9223372036854775808
*/

open System

let print obj1 obj2 obj3 = printfn $"{obj1,5}{obj2,27}{obj3,24}"

// Convert eight byte array elements to a long and display it.
let BAToInt64 bytes index =
    let value = BitConverter.ToInt64(bytes, index)

    print index (BitConverter.ToString(bytes, index, 8)) value

// Display a byte array, using multiple lines if necessary.
let writeMultiLineByteArray (bytes: byte []) =
    let rowSize = 20

    printfn "initial byte array"
    printfn "------------------"

    let mutable iter = 0
    for i in 0 .. rowSize .. (bytes.Length - rowSize - 1) do
        printfn $"{BitConverter.ToString(bytes, i, rowSize)}-"
        iter <- i
    printfn $"{BitConverter.ToString(bytes, iter + rowSize)}"

let byteArray =
    [| 0uy; 54uy; 101uy; 196uy; 255uy; 255uy; 255uy; 255uy; 0uy; 0uy
       0uy; 0uy; 0uy; 0uy; 0uy; 0uy; 128uy; 0uy; 202uy; 154uy
       59uy; 0uy; 0uy; 0uy; 0uy; 1uy; 0uy; 0uy; 0uy; 0uy
       255uy; 255uy; 255uy; 255uy; 1uy; 0uy; 0uy; 255uy; 255uy; 255uy
       255uy; 255uy; 255uy; 255uy; 127uy; 86uy; 85uy; 85uy; 85uy; 85uy
       85uy; 255uy; 255uy; 170uy; 170uy; 170uy; 170uy; 170uy; 170uy; 0uy
       0uy; 100uy; 167uy; 179uy; 182uy; 224uy; 13uy; 0uy; 0uy; 156uy
       88uy; 76uy; 73uy; 31uy; 242uy |]

printfn "This example of the BitConverter.ToInt64(byte [], int) \nmethod generates the following output. It converts elements \nof a byte array to long values.\r\n"

writeMultiLineByteArray byteArray

print "index" "array elements" "long"
print "-----" "--------------" "----"

// Convert byte array elements to long values.
BAToInt64 byteArray 8
BAToInt64 byteArray 5
BAToInt64 byteArray 34
BAToInt64 byteArray 17
BAToInt64 byteArray 0
BAToInt64 byteArray 21
BAToInt64 byteArray 26
BAToInt64 byteArray 53
BAToInt64 byteArray 45
BAToInt64 byteArray 59
BAToInt64 byteArray 67
BAToInt64 byteArray 37
BAToInt64 byteArray 9


// 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
// ------------------
// 00-36-65-C4-FF-FF-FF-FF-00-00-00-00-00-00-00-00-80-00-CA-9A-
// 3B-00-00-00-00-01-00-00-00-00-FF-FF-FF-FF-01-00-00-FF-FF-FF-
// FF-FF-FF-FF-7F-56-55-55-55-55-55-FF-FF-AA-AA-AA-AA-AA-AA-00-
// 00-64-A7-B3-B6-E0-0D-00-00-9C-58-4C-49-1F-F2
//
// index             array elements                    long
// -----             --------------                    ----
//     8    00-00-00-00-00-00-00-00                       0
//     5    FF-FF-FF-00-00-00-00-00                16777215
//    34    01-00-00-FF-FF-FF-FF-FF               -16777215
//    17    00-CA-9A-3B-00-00-00-00              1000000000
//     0    00-36-65-C4-FF-FF-FF-FF             -1000000000
//    21    00-00-00-00-01-00-00-00              4294967296
//    26    00-00-00-00-FF-FF-FF-FF             -4294967296
//    53    AA-AA-AA-AA-AA-AA-00-00         187649984473770
//    45    56-55-55-55-55-55-FF-FF        -187649984473770
//    59    00-00-64-A7-B3-B6-E0-0D     1000000000000000000
//    67    00-00-9C-58-4C-49-1F-F2    -1000000000000000000
//    37    FF-FF-FF-FF-FF-FF-FF-7F     9223372036854775807
//     9    00-00-00-00-00-00-00-80    -9223372036854775808

' Example of the BitConverter.ToInt64 method.
Module BytesToInt64Demo

    Const formatter As String = "{0,5}{1,27}{2,24}"
 
    ' Convert eight Byte array elements to a Long and display it.
    Sub BAToInt64( bytes( ) As Byte, index As Integer )

        Dim value As Long = BitConverter.ToInt64( bytes, index )

        Console.WriteLine( formatter, index, _
            BitConverter.ToString( bytes, index, 8 ), value )
    End Sub 

    ' Display a Byte array, using multiple lines if necessary.
    Sub WriteMultiLineByteArray( bytes( ) As Byte )
       
        Const rowSize As Integer = 20 
        Dim iter As Integer

        Console.WriteLine( "initial Byte array" )
        Console.WriteLine( "------------------" )

        For iter = 0 To bytes.Length - rowSize - 1 Step rowSize
            Console.Write( _
                BitConverter.ToString( bytes, iter, rowSize ) )
            Console.WriteLine( "-" )
        Next iter

        Console.WriteLine( BitConverter.ToString( bytes, iter ) )
        Console.WriteLine( )
    End Sub

    Sub Main( )
        Dim byteArray as Byte( ) = { _
              0,  54, 101, 196, 255, 255, 255, 255,   0,   0, _
              0,   0,   0,   0,   0,   0, 128,   0, 202, 154, _
             59,   0,   0,   0,   0,   1,   0,   0,   0,   0, _
            255, 255, 255, 255,   1,   0,   0, 255, 255, 255, _
            255, 255, 255, 255, 127,  86,  85,  85,  85,  85, _
             85, 255, 255, 170, 170, 170, 170, 170, 170,   0, _
              0, 100, 167, 179, 182, 224,  13,   0,   0, 156, _
             88,  76,  73,  31, 242 }

        Console.WriteLine( _
            "This example of the BitConverter.ToInt64( Byte( ), " & _
            "Integer ) " & vbCrLf & "method generates the " & _
            "following output. It converts elements " & vbCrLf & _
            "of a Byte array to Long values." & vbCrLf )

        WriteMultiLineByteArray( byteArray )

        Console.WriteLine( formatter, "index", "array elements", _
            "Long" )
        Console.WriteLine( formatter, "-----", "--------------", _
            "----" )
          
        ' Convert Byte array elements to Long values.
        BAToInt64( byteArray, 8 )
        BAToInt64( byteArray, 5 )
        BAToInt64( byteArray, 34 )
        BAToInt64( byteArray, 17 )
        BAToInt64( byteArray, 0 )
        BAToInt64( byteArray, 21 )
        BAToInt64( byteArray, 26 )
        BAToInt64( byteArray, 53 )
        BAToInt64( byteArray, 45 )
        BAToInt64( byteArray, 59 )
        BAToInt64( byteArray, 67 )
        BAToInt64( byteArray, 37 )
        BAToInt64( byteArray, 9 )
    End Sub 
End Module

' This example of the BitConverter.ToInt64( Byte( ), Integer )
' method generates the following output. It converts elements
' of a Byte array to Long values.
' 
' initial Byte array
' ------------------
' 00-36-65-C4-FF-FF-FF-FF-00-00-00-00-00-00-00-00-80-00-CA-9A-
' 3B-00-00-00-00-01-00-00-00-00-FF-FF-FF-FF-01-00-00-FF-FF-FF-
' FF-FF-FF-FF-7F-56-55-55-55-55-55-FF-FF-AA-AA-AA-AA-AA-AA-00-
' 00-64-A7-B3-B6-E0-0D-00-00-9C-58-4C-49-1F-F2
' 
' index             array elements                    Long
' -----             --------------                    ----
'     8    00-00-00-00-00-00-00-00                       0
'     5    FF-FF-FF-00-00-00-00-00                16777215
'    34    01-00-00-FF-FF-FF-FF-FF               -16777215
'    17    00-CA-9A-3B-00-00-00-00              1000000000
'     0    00-36-65-C4-FF-FF-FF-FF             -1000000000
'    21    00-00-00-00-01-00-00-00              4294967296
'    26    00-00-00-00-FF-FF-FF-FF             -4294967296
'    53    AA-AA-AA-AA-AA-AA-00-00         187649984473770
'    45    56-55-55-55-55-55-FF-FF        -187649984473770
'    59    00-00-64-A7-B3-B6-E0-0D     1000000000000000000
'    67    00-00-9C-58-4C-49-1F-F2    -1000000000000000000
'    37    FF-FF-FF-FF-FF-FF-FF-7F     9223372036854775807
'     9    00-00-00-00-00-00-00-80    -9223372036854775808

Açıklamalar

yöntemi, ToInt64 baytları dizinden startIndex + 7'ye startIndex bir Int64 değere dönüştürür. Dizideki baytların sırası, bilgisayar sistemi mimarisinin son durumunu yansıtmalıdır. Daha fazla bilgi için sınıf konusunun Açıklamalar bölümüne BitConverter bakın.

Ayrıca bkz.

GetBytes(Int64)

Şunlara uygulanır

BitConverter.ToInt64 Yöntem

Tanım

Aşırı Yüklemeler

ToInt64(ReadOnlySpan<Byte>)

Parametreler

Döndürülenler

Özel durumlar

Şunlara uygulanır

ToInt64(Byte[], Int32)

Parametreler

Döndürülenler

Özel durumlar

Örnekler

Açıklamalar

Ayrıca bkz.

Şunlara uygulanır

Ek kaynaklar