Decimal.GetHashCode メソッドとは何？わかりやすく解説 Weblio辞書

すべての辞書から再検索する

.NET Framework クラスライブラリリファレンス

索引トップ用語の索引ランキング

Decimal.GetHashCode メソッド

このインスタンスのハッシュコードを返します。

名前空間: System
アセンブリ: mscorlib (mscorlib.dll 内)
構文

Visual Basic (宣言)

Public Overrides Function
 GetHashCode As Integer

Visual Basic (使用法)

Dim instance As Decimal
Dim returnValue As Integer

returnValue = instance.GetHashCode

public override int GetHashCode ()

C++

public:
virtual int GetHashCode () override

public int GetHashCode ()

JScript

public override function GetHashCode () : int

戻り値
32 ビット符号付き整数ハッシュコード。

使用例

GetHashCode メソッドを使用して、複数の Decimal 値のハッシュコードを返すコード例を次に示します。

Visual Basic

' Example of the Decimal.GetHashCode method. 
Imports System
Imports Microsoft.VisualBasic

Module DecimalGetHashCodeDemo
    
    ' Display the Decimal.GetHashCode argument and the result array.
    Sub ShowDecimalGetHashCode( Argument As
 Decimal )

        Dim hashCode As Integer
 = Argument.GetHashCode( )

        Console.WriteLine( "{0,31}{1,14}  0x{1:X8}",
 Argument, _
            hashCode )
    End Sub

    Sub Main( )
        Console.WriteLine( "This example of the "
 & _
            "Decimal.GetHashCode( ) method generates "
 & vbCrLf & _
            "the following output. It displays the hash code of
 " & _
            "the " & vbCrLf & "Decimal
 argument in decimal and " & _
            "hexadecimal." & vbCrLf )
        Console.WriteLine( "{0,31}{1,14}", "Argument",
 "Hash Code" )
        Console.WriteLine( "{0,31}{1,14}", "--------",
 "---------" )

        ' Generate hash codes for Decimal objects.
        ShowDecimalGetHashCode( 0D )
        ShowDecimalGetHashCode( 1D )
        ShowDecimalGetHashCode( _
            Decimal.Parse( "1.0000000000000000000000000000"
 ) )
        ShowDecimalGetHashCode( 100000000000000D )
        ShowDecimalGetHashCode( _
            Decimal.Parse( "100000000000000.00000000000000"
 ) )
        ShowDecimalGetHashCode( 10000000000000000000000000000D )
        ShowDecimalGetHashCode( 10000000000000000000000009999D )
        ShowDecimalGetHashCode( 10000000000000000004294967295D )
        ShowDecimalGetHashCode( 123456789D ) 
        ShowDecimalGetHashCode( 0.123456789D ) 
        ShowDecimalGetHashCode( 0.000000000123456789D ) 
        ShowDecimalGetHashCode( 0.000000000000000000123456789D ) 
        ShowDecimalGetHashCode( 4294967295D ) 
        ShowDecimalGetHashCode( 18446744073709551615D ) 
        ShowDecimalGetHashCode( Decimal.MaxValue ) 
        ShowDecimalGetHashCode( Decimal.MinValue ) 
        ShowDecimalGetHashCode( -7.9228162514264337593543950335D ) 
    End Sub
End Module 

' This example of the Decimal.GetHashCode( ) method generates
' the following output. It displays the hash code of the
' Decimal argument in decimal and hexadecimal.
' 
'                        Argument     Hash Code
'                        --------     ---------
'                               0             0  0x00000000
'                               1    1072693248  0x3FF00000
'  1.0000000000000000000000000000    1072693248  0x3FF00000
'                 100000000000000    1548139716  0x5C46BCC4
'  100000000000000.00000000000000    1548139716  0x5C46BCC4
'   10000000000000000000000000000    1793013094  0x6ADF3566
'   10000000000000000000000009999    1793013094  0x6ADF3566
'   10000000000000000004294967295    1793013094  0x6ADF3566
'                       123456789     362639156  0x159D6F34
'                     0.123456789     143063426  0x0886F982
'            0.000000000123456789    -667156908  0xD83BFE54
'   0.000000000000000000123456789    -261016360  0xF07134D8
'                      4294967295   -1106247681  0xBE0FFFFF
'            18446744073709551615    1139802112  0x43F00000
'   79228162514264337593543950335    1173356544  0x45F00000
'  -79228162514264337593543950335    -974127104  0xC5F00000
' -7.9228162514264337593543950335    2119160044  0x7E4FD0EC

// Example of the decimal.GetHashCode method. 
using System;

class DecimalGetHashCodeDemo
{
    // Display the decimal.GetHashCode argument and the result array.
    public static void ShowDecimalGetHashCode(
 decimal Argument )
    {
        int hashCode = Argument.GetHashCode( );

        Console.WriteLine( "{0,31}{1,14}  0x{1:X8}", 
            Argument, hashCode );
    }

    public static void Main(
 )
    {
        Console.WriteLine( "This example of the " +
            "decimal.GetHashCode( ) method generates \nthe " +
            "following output. It displays the hash code of the \n" +
            "decimal argument in decimal and hexadecimal.\n"
 );
        Console.WriteLine( "{0,31}{1,14}", "Argument", "Hash
 Code" );
        Console.WriteLine( "{0,31}{1,14}", "--------", "---------"
 );

        // Generate hash codes for decimal objects.
        ShowDecimalGetHashCode( 0M );
        ShowDecimalGetHashCode( 1M );
        ShowDecimalGetHashCode( 1.0000000000000000000000000000M );
        ShowDecimalGetHashCode( 100000000000000M );
        ShowDecimalGetHashCode( 100000000000000.00000000000000M );
        ShowDecimalGetHashCode( 10000000000000000000000000000M );
        ShowDecimalGetHashCode( 10000000000000000000000009999M );
        ShowDecimalGetHashCode( 10000000000000000004294967295M );
        ShowDecimalGetHashCode( 123456789M );
        ShowDecimalGetHashCode( 0.123456789M );
        ShowDecimalGetHashCode( 0.000000000123456789M );
        ShowDecimalGetHashCode( 0.000000000000000000123456789M );
        ShowDecimalGetHashCode( 4294967295M );
        ShowDecimalGetHashCode( 18446744073709551615M );
        ShowDecimalGetHashCode( decimal.MaxValue );
        ShowDecimalGetHashCode( decimal.MinValue );
        ShowDecimalGetHashCode( -7.9228162514264337593543950335M );
    }
}

/*
This example of the decimal.GetHashCode( ) method generates
the following output. It displays the hash code of the
decimal argument in decimal and hexadecimal.

                       Argument     Hash Code
                       --------     ---------
                              0             0  0x00000000
                              1    1072693248  0x3FF00000
 1.0000000000000000000000000000    1072693248  0x3FF00000
                100000000000000    1548139716  0x5C46BCC4
 100000000000000.00000000000000    1548139716  0x5C46BCC4
  10000000000000000000000000000    1793013094  0x6ADF3566
  10000000000000000000000009999    1793013094  0x6ADF3566
  10000000000000000004294967295    1793013094  0x6ADF3566
                      123456789     362639156  0x159D6F34
                    0.123456789     143063426  0x0886F982
           0.000000000123456789    -667156908  0xD83BFE54
  0.000000000000000000123456789    -261016360  0xF07134D8
                     4294967295   -1106247681  0xBE0FFFFF
           18446744073709551615    1139802112  0x43F00000
  79228162514264337593543950335    1173356544  0x45F00000
 -79228162514264337593543950335    -974127104  0xC5F00000
-7.9228162514264337593543950335    2119160044  0x7E4FD0EC
*/

C++

// Example of the Decimal::GetHashCode method. 
using namespace System;

// Display the Decimal::GetHashCode argument and the result array.
void ShowDecimalGetHashCode( Decimal Argument )
{
   int hashCode = Argument.GetHashCode();
   Console::WriteLine( "{0,31}{1,14}  0x{1:X8}", Argument, hashCode );
}

int main()
{
   Console::WriteLine( "This example of the "
   "Decimal::GetHashCode( ) method generates \nthe "
   "following output. It displays the hash code of the \n"
   "Decimal argument in decimal and hexadecimal.\n"
 );
   Console::WriteLine( "{0,31}{1,14}", "Argument", "Hash
 Code" );
   Console::WriteLine( "{0,31}{1,14}", "--------", "---------"
 );
   
   // Generate hash codes for Decimal objects.
   ShowDecimalGetHashCode( Decimal(0) );
   ShowDecimalGetHashCode( Decimal(1) );
   ShowDecimalGetHashCode( Decimal::Parse( "1.0000000000000000000000000000"
 ) );
   ShowDecimalGetHashCode( Decimal::Parse( "100000000000000" ) );
   ShowDecimalGetHashCode( Decimal::Parse( "100000000000000.00000000000000"
 ) );
   ShowDecimalGetHashCode( Decimal::Parse( "10000000000000000000000000000"
 ) );
   ShowDecimalGetHashCode( Decimal::Parse( "10000000000000000000000009999"
 ) );
   ShowDecimalGetHashCode( Decimal::Parse( "10000000000000000004294967295"
 ) );
   ShowDecimalGetHashCode( Decimal::Parse( "123456789" ) );
   ShowDecimalGetHashCode( Decimal::Parse( "0.123456789" ) );
   ShowDecimalGetHashCode( Decimal::Parse( "0.000000000123456789" ) );
   ShowDecimalGetHashCode( Decimal::Parse( "0.000000000000000000123456789"
 ) );
   ShowDecimalGetHashCode( Decimal::Parse( "4294967295" ) );
   ShowDecimalGetHashCode( Decimal::Parse( "18446744073709551615" ) );
   ShowDecimalGetHashCode( Decimal::MaxValue );
   ShowDecimalGetHashCode( Decimal::MinValue );
   ShowDecimalGetHashCode( Decimal::Parse( "-7.9228162514264337593543950335"
 ) );
}

/*
This example of the Decimal::GetHashCode( ) method generates
the following output. It displays the hash code of the
Decimal argument in decimal and hexadecimal.

                       Argument     Hash Code
                       --------     ---------
                              0             0  0x00000000
                              1    1072693248  0x3FF00000
 1.0000000000000000000000000000    1072693248  0x3FF00000
                100000000000000    1548139716  0x5C46BCC4
 100000000000000.00000000000000    1548139716  0x5C46BCC4
  10000000000000000000000000000    1793013094  0x6ADF3566
  10000000000000000000000009999    1793013094  0x6ADF3566
  10000000000000000004294967295    1793013094  0x6ADF3566
                      123456789     362639156  0x159D6F34
                    0.123456789     143063426  0x0886F982
           0.000000000123456789    -667156908  0xD83BFE54
  0.000000000000000000123456789    -261016360  0xF07134D8
                     4294967295   -1106247681  0xBE0FFFFF
           18446744073709551615    1139802112  0x43F00000
  79228162514264337593543950335    1173356544  0x45F00000
 -79228162514264337593543950335    -974127104  0xC5F00000
-7.9228162514264337593543950335    2119160044  0x7E4FD0EC
*/

// Example of the decimal.GetHashCode method. 
import System.*;

class DecimalGetHashCodeDemo
{
    // Display the decimal.GetHashCode argument and the result array.
    public static void ShowDecimalGetHashCode(System.Decimal
 argument)
    {
        int hashCode = argument.GetHashCode();
        Console.WriteLine("{0,31}{1,14}  0x{2}", argument, ((Int32)hashCode)
,
            ((Int32)hashCode).ToString("X8"));
    } //ShowDecimalGetHashCode

    public static void main(String[]
 args)
    {
        Console.WriteLine("This example of the " 
            + "decimal.GetHashCode() method generates \nthe " 
            + "following output. It displays the hash code of the \n" 
            + "decimal argument in decimal and hexadecimal.\n");
        Console.WriteLine("{0,31}{1,14}", "argument", "Hash
 Code");
        Console.WriteLine("{0,31}{1,14}", "--------", "---------");

        // Generate hash codes for decimal objects.
        ShowDecimalGetHashCode(System.Convert.ToDecimal(0));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(1));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(
            1.0000000000000000000000000000));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(100000000000000D));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(
            100000000000000.00000000000000));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(
            10000000000000000000000000000D));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(
            10000000000000000000000009999D));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(
            10000000000000000004294967295D));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(123456789));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(0.123456789));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(0.000000000123456789));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(
            0.000000000000000000123456789));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(4294967295D));
        ShowDecimalGetHashCode(System.Convert.ToDecimal(
            18446744073709551615D));
        ShowDecimalGetHashCode(System.Decimal.MaxValue);
        ShowDecimalGetHashCode(System.Decimal.MinValue);
        ShowDecimalGetHashCode(System.Convert.ToDecimal(
            -7.9228162514264337593543950335));
    } //main
} //DecimalGetHashCodeDemo

/*
This example of the decimal.GetHashCode( ) method generates
the following output. It displays the hash code of the
decimal argument in decimal and hexadecimal.

                       argument     Hash Code
                       --------     ---------
                              0             0  0x00000000
                              1    1072693248  0x3FF00000
 1.0000000000000000000000000000    1072693248  0x3FF00000
                100000000000000    1548139716  0x5C46BCC4
 100000000000000.00000000000000    1548139716  0x5C46BCC4
  10000000000000000000000000000    1793013094  0x6ADF3566
  10000000000000000000000009999    1793013094  0x6ADF3566
  10000000000000000004294967295    1793013094  0x6ADF3566
                      123456789     362639156  0x159D6F34
                    0.123456789     143063426  0x0886F982
           0.000000000123456789    -667156908  0xD83BFE54
  0.000000000000000000123456789    -261016360  0xF07134D8
                     4294967295   -1106247681  0xBE0FFFFF
           18446744073709551615    1139802112  0x43F00000
  79228162514264337593543950335    1173356544  0x45F00000
 -79228162514264337593543950335    -974127104  0xC5F00000
-7.9228162514264337593543950335    2119160044  0x7E4FD0EC
*/

プラットフォーム

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

開発プラットフォームの中には、.NET Framework によってサポートされていないバージョンがあります。サポートされているバージョンについては、「システム要件」を参照してください。

バージョン情報

.NET Framework
サポート対象 : 2.0、1.1、1.0
.NET Compact Framework
サポート対象 : 2.0、1.0

参照

関連項目
Decimal 構造体
Decimal メンバ
System 名前空間

このページでは「.NET Framework クラスライブラリリファレンス」からDecimal.GetHashCode メソッドを検索した結果を表示しています。
Weblioに収録されているすべての辞書からDecimal.GetHashCode メソッドを検索する場合は、下記のリンクをクリックしてください。

全ての辞書からDecimal.GetHashCode メソッドを検索

>> 「Decimal.GetHashCode メソッド」を含む用語の索引
Decimal.GetHashCode メソッドのページへのリンク


	© 2025 Microsoft.All rights reserved.

Decimal.GetHashCode メソッドとは？ わかりやすく解説

Decimal.GetHashCode メソッド

急上昇のことば

Decimal.GetHashCode メソッドとは？わかりやすく解説