Decimal.Subtract(Decimal, Decimal) 方法

定義

命名空間:

System

組件:

System.Runtime.dll

來源:

Decimal.cs

將另一個值減去一個指定的 Decimal 值。

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。

d2

Decimal

減數。

傳回

Decimal

d2 減去 d1 的結果。

例外狀況

OverflowException

傳回值小於 Decimal.MinValue 或大於 Decimal.MaxValue。

範例

下列範例示範如何使用 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;
    }
}

type PiggyBank() =
    let mutable myFortune = 0m

    member _.Cents =
        Decimal.Subtract(myFortune, Decimal.Floor myFortune)

    member _.AddPenny() =
        myFortune <- myFortune + 0.01m

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

另請參閱

• Add(Decimal, Decimal)
• Multiply(Decimal, Decimal)
• Divide(Decimal, Decimal)