CComCurrency::operator -

這個運算子來執行 CComCurrency 物件的減法運算。

CComCurrency operator -( ) const; 
CComCurrency operator -(
   const CComCurrency & cur 
) const;

參數

  • cur
    CComCurrency 物件。

傳回值

傳回表示減法運算的結果 CComCurrency 物件。在錯誤情況,例如溢位,則這個運算子會以描述錯誤的 HRESULT 的 AtlThrow

範例

CComCurrency cur1(10, 5000), cur2;
cur2 = cur1 - CComCurrency(4, 5000);
ATLASSERT(cur2 == CComCurrency(6, 0));   

需求

Header: atlcur.h

請參閱

參考

CComCurrency 類別

CComCurrency::operator - =

CComCurrency::operator +

CComCurrency::operator *

CComCurrency::operator/