Buffer.ByteLength(Array) Yöntem
Tanım
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.
Belirtilen dizideki bayt sayısını döndürür.
public:
static int ByteLength(Array ^ array);public static int ByteLength (Array array);static member ByteLength : Array -> intPublic Shared Function ByteLength (array As Array) As IntegerParametreler
- array
- Array
Bir dizi.
Döndürülenler
Dizideki bayt sayısı.
Özel durumlar
array, null değeridir.
array ilkel değildir.
array 2 gigabayttan (GB) büyük.
Örnekler
Aşağıdaki kod örneği, bir dizideki ByteLength bayt sayısını döndürmek için yönteminin kullanımını gösterir.
// Example of the Buffer::ByteLength method.
using namespace System;
void ArrayInfo( Array^ arr, String^ name )
{
int byteLength = Buffer::ByteLength( arr );
// Display the array name, type, Length, and ByteLength.
Console::WriteLine( "{0,10}{1,20}{2,9}{3,12}", name, arr->GetType(), arr->Length, byteLength );
}
int main()
{
array<unsigned char>^bytes = {1,2,3,4,5,6,7,8,9,0};
array<bool>^bools = {true,false,true,false,true};
array<Char>^chars = {' ','$','\"','A','{'};
array<short>^shorts = {258,259,260,261,262,263};
array<float>^singles = {1,678,2.37E33F,.00415F,8.9F};
array<double>^doubles = {2E-22,.003,4.4E44,555E55};
array<long>^longs = {1,10,100,1000,10000,100000};
Console::WriteLine( "This example of the Buffer::ByteLength( Array* ) "
"\nmethod generates the following output.\n" );
Console::WriteLine( "{0,10}{1,20}{2,9}{3,12}", "Array name", "Array type", "Length", "ByteLength" );
Console::WriteLine( "{0,10}{1,20}{2,9}{3,12}", "----------", "----------", "------", "----------" );
// Display the Length and ByteLength for each array.
ArrayInfo( bytes, "bytes" );
ArrayInfo( bools, "bools" );
ArrayInfo( chars, "chars" );
ArrayInfo( shorts, "shorts" );
ArrayInfo( singles, "singles" );
ArrayInfo( doubles, "doubles" );
ArrayInfo( longs, "longs" );
}
/*
This example of the Buffer::ByteLength( Array* )
method generates the following output.
Array name Array type Length ByteLength
---------- ---------- ------ ----------
bytes System.Byte[] 10 10
bools System.Boolean[] 5 5
chars System.Char[] 5 10
shorts System.Int16[] 6 12
singles System.Single[] 5 20
doubles System.Double[] 4 32
longs System.Int32[] 6 24
*/
// Example of the Buffer.ByteLength method.
using System;
class ByteLengthDemo
{
const string formatter = "{0,10}{1,20}{2,9}{3,12}";
public static void ArrayInfo( Array arr, string name )
{
int byteLength = Buffer.ByteLength( arr );
// Display the array name, type, Length, and ByteLength.
Console.WriteLine( formatter, name, arr.GetType( ),
arr.Length, byteLength );
}
public static void Main( )
{
byte[ ] bytes = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
bool[ ] bools = { true, false, true, false, true };
char[ ] chars = { ' ', '$', '\"', 'A', '{' };
short[ ] shorts = { 258, 259, 260, 261, 262, 263 };
float[ ] singles = { 1, 678, 2.37E33F, .00415F, 8.9F };
double[ ] doubles = { 2E-22, .003, 4.4E44, 555E55 };
long[ ] longs = { 1, 10, 100, 1000, 10000, 100000 };
Console.WriteLine(
"This example of the Buffer.ByteLength( Array ) " +
"\nmethod generates the following output.\n" );
Console.WriteLine( formatter, "Array name", "Array type",
"Length", "ByteLength" );
Console.WriteLine( formatter, "----------", "----------",
"------", "----------" );
// Display the Length and ByteLength for each array.
ArrayInfo( bytes, "bytes" );
ArrayInfo( bools, "bools" );
ArrayInfo( chars, "chars" );
ArrayInfo( shorts, "shorts" );
ArrayInfo( singles, "singles" );
ArrayInfo( doubles, "doubles" );
ArrayInfo( longs, "longs" );
}
}
/*
This example of the Buffer.ByteLength( Array )
method generates the following output.
Array name Array type Length ByteLength
---------- ---------- ------ ----------
bytes System.Byte[] 10 10
bools System.Boolean[] 5 5
chars System.Char[] 5 10
shorts System.Int16[] 6 12
singles System.Single[] 5 20
doubles System.Double[] 4 32
longs System.Int64[] 6 48
*/
open System
let print obj1 obj2 obj3 obj4 =
printfn $"{obj1,10}{obj2,20}{obj3,9}{obj4,12}"
let arrayInfo (arr: Array) name =
let byteLength = Buffer.ByteLength arr
// Display the array name, type, Length, and ByteLength.
print name (arr.GetType()) arr.Length byteLength
let bytes = [| 1uy; 2uy; 3uy; 4uy; 5uy; 6uy; 7uy; 8uy; 9uy; 0uy |]
let bools = [| true; false; true; false; true |]
let chars = [| ' '; '$'; '\"'; 'A'; '{' |]
let shorts = [| 258s; 259s; 260s; 261s; 262s; 263s |]
let singles = [| 1f; 678f; 2.37E33f; 0.00415f; 8.9f |]
let doubles = [| 2E-22; 0.003; 4.4E44; 555E55 |]
let longs = [| 1L; 10L; 100L; 1000L; 10000L; 100000L |]
printfn "This example of the Buffer.ByteLength(Array) \nmethod generates the following output.\n"
print "Array name" "Array type" "Length" "ByteLength"
print "----------" "----------" "------" "----------"
// Display the Length and ByteLength for each array.
arrayInfo bytes "bytes"
arrayInfo bools "bools"
arrayInfo chars "chars"
arrayInfo shorts "shorts"
arrayInfo singles "singles"
arrayInfo doubles "doubles"
arrayInfo longs "longs"
// This example of the Buffer.ByteLength(Array)
// method generates the following output.
//
// Array name Array type Length ByteLength
// ---------- ---------- ------ ----------
// bytes System.Byte[] 10 10
// bools System.Boolean[] 5 5
// chars System.Char[] 5 10
// shorts System.Int16[] 6 12
// singles System.Single[] 5 20
// doubles System.Double[] 4 32
// longs System.Int64[] 6 48
' Example of the Buffer.ByteLength method.
Module ByteLengthDemo
Const formatter As String = "{0,10}{1,20}{2,9}{3,12}"
Sub ArrayInfo( arr As Array, name As String )
Dim byteLength As Integer = Buffer.ByteLength( arr )
' Display the array name, type, Length, and ByteLength.
Console.WriteLine( formatter, name, arr.GetType, arr.Length, _
byteLength )
End Sub
Sub Main( )
Dim bytes( ) As Byte = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 }
Dim bools( ) As Boolean = { True, False, True, False, True }
Dim chars( ) As Char = { " "c, "$"c, """"c, "A"c, "{"c }
Dim shorts( ) As Short = { 258, 259, 260, 261, 262, 263 }
Dim singles( ) As Single = { 1, 678, 2.37E33, .00415, 8.9 }
Dim doubles( ) As Double = { 2E-22, .003, 4.4E44, 555E55 }
Dim longs( ) As Long = { 1, 10, 100, 1000, 10000, 100000 }
Console.WriteLine( _
"This example of the Buffer.ByteLength( Array ) " & _
vbCrLf & "method generates the following output." & vbCrLf )
Console.WriteLine( formatter, "Array name", "Array type", _
"Length", "ByteLength" )
Console.WriteLine( formatter, "----------", "----------", _
"------", "----------" )
' Display the Length and ByteLength for each array.
ArrayInfo( bytes, "bytes" )
ArrayInfo( bools, "bools" )
ArrayInfo( chars, "chars" )
ArrayInfo( shorts, "shorts" )
ArrayInfo( singles, "singles" )
ArrayInfo( doubles, "doubles" )
ArrayInfo( longs, "longs" )
End Sub
End Module
' This example of the Buffer.ByteLength( Array )
' method generates the following output.
'
' Array name Array type Length ByteLength
' ---------- ---------- ------ ----------
' bytes System.Byte[] 10 10
' bools System.Boolean[] 5 5
' chars System.Char[] 5 10
' shorts System.Int16[] 6 12
' singles System.Single[] 5 20
' doubles System.Double[] 4 32
' longs System.Int64[] 6 48