Decimal.op_Addition メソッド
アセンブリ: mscorlib (mscorlib.dll 内)

戻り値
d1 と d2 を加算した結果の Decimal。


Decimal 値の複数のペアを作成し、各ペアの和を Addition 演算子で計算するコード例を次に示します。
' Example of the Decimal addition and subtraction operators. Imports System Imports Microsoft.VisualBasic Module DecimalAddSubOpsDemo Const dataFmt As String = "{0,-38}{1,31}" ' Display Decimal parameters and their sum and difference. Sub ShowDecimalSumDiff( Left as Decimal, Right as Decimal ) Console.WriteLine( ) Console.WriteLine( dataFmt, "Decimal Left", Left ) Console.WriteLine( dataFmt, "Decimal Right", Right ) ' The op_Addition and op_Subtraction operators must be ' explicitely coded in Visual Basic. If binary + or - are ' used, other methods are called. Console.WriteLine( dataFmt, _ "Decimal.op_Addition( Left, Right )", _ Decimal.op_Addition( Left, Right ) ) Console.WriteLine( dataFmt, _ "Decimal.op_Subtraction( Left, Right )", _ Decimal.op_Subtraction( Left, Right ) ) End Sub Sub Main( ) Console.WriteLine( _ "This example of the Decimal addition and " & _ "subtraction operators " & vbCrLf & "generates the " & _ "following output. It displays the sum and " & vbCrLf & _ "difference of several pairs of Decimal objects." ) ' Create pairs of Decimal objects. ShowDecimalSumDiff( _ new Decimal( 1230000000, 0, 0, False, 7 ), _ 0.0012300D ) ShowDecimalSumDiff( 123.456789D, 0.006789D ) ShowDecimalSumDiff( 12345678900000000D, _ 0.00000000123456789D ) ShowDecimalSumDiff( 123456789.0123456789D, _ 123456789.1123456789D ) End Sub End Module ' This example of the Decimal addition and subtraction operators ' generates the following output. It displays the sum and ' difference of several pairs of Decimal objects. ' ' Decimal Left 123.0000000 ' Decimal Right 0.00123 ' Decimal.op_Addition( Left, Right ) 123.0012300 ' Decimal.op_Subtraction( Left, Right ) 122.9987700 ' ' Decimal Left 123.456789 ' Decimal Right 0.006789 ' Decimal.op_Addition( Left, Right ) 123.463578 ' Decimal.op_Subtraction( Left, Right ) 123.450000 ' ' Decimal Left 12345678900000000 ' Decimal Right 0.00000000123456789 ' Decimal.op_Addition( Left, Right ) 12345678900000000.000000001235 ' Decimal.op_Subtraction( Left, Right ) 12345678899999999.999999998765 ' ' Decimal Left 123456789.0123456789 ' Decimal Right 123456789.1123456789 ' Decimal.op_Addition( Left, Right ) 246913578.1246913578 ' Decimal.op_Subtraction( Left, Right ) -0.1000000000
// Example of the decimal addition and subtraction operators. using System; class DecimalAddSubOpsDemo { const string dataFmt = " {0,-18}{1,31}" ; // Display decimal parameters and their sum and difference. static void ShowDecimalSumDiff( decimal Left, decimal Right ) { Console.WriteLine( ); Console.WriteLine( dataFmt, "decimal Left", Left ); Console.WriteLine( dataFmt, "decimal Right", Right ); Console.WriteLine( dataFmt, "Left + Right", Left + Right ); Console.WriteLine( dataFmt, "Left - Right", Left - Right ); } static void Main( ) { Console.WriteLine( "This example of the decimal " + "addition and subtraction operators \ngenerates the " + "following output. It displays the sum and \n" + "difference of several pairs of decimal objects." ); // Create pairs of decimal objects. ShowDecimalSumDiff( new decimal( 1230000000, 0, 0, false, 7 ), 0.0012300M ); ShowDecimalSumDiff( 123.456789M, 0.006789M ); ShowDecimalSumDiff( 12345678900000000M, 0.00000000123456789M ); ShowDecimalSumDiff( 123456789.0123456789M, 123456789.1123456789M ); } } /* This example of the decimal addition and subtraction operators generates the following output. It displays the sum and difference of several pairs of decimal objects. decimal Left 123.0000000 decimal Right 0.0012300 Left + Right 123.0012300 Left - Right 122.9987700 decimal Left 123.456789 decimal Right 0.006789 Left + Right 123.463578 Left - Right 123.450000 decimal Left 12345678900000000 decimal Right 0.00000000123456789 Left + Right 12345678900000000.000000001235 Left - Right 12345678899999999.999999998765 decimal Left 123456789.0123456789 decimal Right 123456789.1123456789 Left + Right 246913578.1246913578 Left - Right -0.1000000000 */
// Example of the Decimal addition and subtraction operators. using namespace System; // Display Decimal parameters and their sum and difference. void ShowDecimalSumDiff( Decimal Left, Decimal Right ) { String^ dataFmt = " {0,-18}{1,31}"; Console::WriteLine(); Console::WriteLine( dataFmt, "Decimal Left", Left ); Console::WriteLine( dataFmt, "Decimal Right", Right ); Console::WriteLine( dataFmt, "Left + Right", Left + Right ); Console::WriteLine( dataFmt, "Left - Right", Left - Right ); } int main() { Console::WriteLine( "This example of the Decimal " "addition and subtraction operators \ngenerates the " "following output. It displays the sum and \n" "difference of several pairs of Decimal objects." ); // Create pairs of Decimal objects. ShowDecimalSumDiff( Decimal(1230000000,0,0,false,7), Decimal::Parse( "0.0012300" ) ); ShowDecimalSumDiff( Decimal::Parse( "123.456789" ), Decimal::Parse( "0.006789" ) ); ShowDecimalSumDiff( Decimal::Parse( "12345678900000000" ), Decimal::Parse( "0.00000000123456789" ) ); ShowDecimalSumDiff( Decimal::Parse( "123456789.0123456789" ), Decimal::Parse( "123456789.1123456789" ) ); } /* This example of the Decimal addition and subtraction operators generates the following output. It displays the sum and difference of several pairs of Decimal objects. Decimal Left 123.0000000 Decimal Right 0.0012300 Left + Right 123.0012300 Left - Right 122.9987700 Decimal Left 123.456789 Decimal Right 0.006789 Left + Right 123.463578 Left - Right 123.450000 Decimal Left 12345678900000000 Decimal Right 0.00000000123456789 Left + Right 12345678900000000.000000001235 Left - Right 12345678899999999.999999998765 Decimal Left 123456789.0123456789 Decimal Right 123456789.1123456789 Left + Right 246913578.1246913578 Left - Right -0.1000000000 */
// Example of the decimal addition and subtraction operators. import System.* ; class DecimalAddSubOpsDemo { private static String dataFmt = " {0,-18}{1,31}"; // Display decimal parameters and their sum and difference. static void ShowDecimalSumDiff(System.Decimal left, System.Decimal right) { Console.WriteLine(); Console.WriteLine(dataFmt, "decimal Left", left); Console.WriteLine(dataFmt, "decimal Right", right); Console.WriteLine(dataFmt, "Left + Right", System.Convert.ToString(Decimal.Add(left , right))); Console.WriteLine(dataFmt, "Left - Right", System.Convert.ToString(Decimal.Subtract(left , right))); } //ShowDecimalSumDiff public static void main(String[] args) { Console.WriteLine(("This example of the decimal " + "addition and subtraction operators \ngenerates the " + "following output. It displays the sum and \n" + "difference of several pairs of decimal objects.")); // Create pairs of decimal objects. ShowDecimalSumDiff(new System.Decimal(1230000000, 0, 0, false, System.Convert.ToByte(7)), System.Convert.ToDecimal(0.0012300)); ShowDecimalSumDiff(System.Convert.ToDecimal(123.456789), System.Convert.ToDecimal(0.006789)); ShowDecimalSumDiff(System.Convert.ToDecimal(12345678900000000L), System.Convert.ToDecimal(0.00000000123456789)); ShowDecimalSumDiff(System.Convert.ToDecimal(123456789.0123456789), System.Convert.ToDecimal(123456789.1123456789)); } //main } //DecimalAddSubOpsDemo /* This example of the decimal addition and subtraction operators generates the following output. It displays the sum and difference of several pairs of decimal objects. decimal Left 123.0000000 decimal Right 0.00123 Left + Right 123.0012300 Left - Right 122.9987700 decimal Left 123.456789 decimal Right 0.006789 Left + Right 123.463578 Left - Right 123.450000 decimal Left 12345678900000000 decimal Right 0.00000000123456789 Left + Right 12345678900000000.000000001235 Left - Right 12345678899999999.999999998765 decimal Left 123456789.012346 decimal Right 123456789.112346 Left + Right 246913578.124692 Left - Right -0.100000 */

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