Decimal.Subtract(Decimal, Decimal) 方法

定義

將另一個值減去一個指定的 Decimal 值。Subtracts one specified Decimal value from another.

public:
 static System::Decimal Subtract(System::Decimal d1, System::Decimal d2);
public static decimal Subtract (decimal d1, decimal d2);
static member Subtract : decimal * decimal -> decimal
Public Shared Function Subtract (d1 As Decimal, d2 As Decimal) As Decimal

參數

d1
Decimal

被減數。The minuend.

d2
Decimal

減數。The subtrahend.

傳回

d2 減去 d1 的結果。The result of subtracting d2 from d1.

例外狀況

傳回值小於 MinValue 或大於 MaxValueThe return value is less than MinValue or greater than MaxValue.

範例

下列範例說明如何使用 SubtractThe following example illustrates the use of Subtract.

   public ref class PiggyBank
   {
   public:
      Decimal Cents()
      {
         return Decimal::Subtract( MyFortune, Decimal::Floor( MyFortune ) );
      }

      void AddPenny()
      {
         MyFortune = Decimal::Add(MyFortune, (Decimal).01);
      }

   protected:
      Decimal MyFortune;
   };
}
class PiggyBank {
    public decimal Cents {
        get {
            return Decimal.Subtract(MyFortune, Decimal.Floor(MyFortune));
        }
    }

    protected decimal MyFortune;

    public void AddPenny() {
        MyFortune += .01m;
    }
}
Class PiggyBank
    Public ReadOnly Property Cents() As Decimal
        Get
            Return [Decimal].Subtract(MyFortune, [Decimal].Floor(MyFortune))
        End Get
    End Property

    Protected MyFortune As Decimal

    Public Sub AddPenny()
        MyFortune += 0.01D
    End Sub
End Class

適用於

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