public NumberField Equal(NumberField number)
{
////判斷傳入的數字是否為可運算狀態
if (number.CanNotOperated)
{
if (LastResult == null)
{
LastResult = number.EraseRedundantPoint();
}
return(LastResult = (OperateSelector == null) ?
BaseNumber = LastResult
: Compute(BaseNumber = LastResult, LastInput));
}
if (LastResult == null)
{
return(LastResult = number.EraseRedundantPoint());
}
else
{
BaseNumber = LastResult;
LastInput = number.EraseRedundantPoint();
return(LastResult = Compute(LastResult, number));
}
}
//傳入新數字，判斷要運算或只是存起來(因為是第一個數字)
public NumberField Execute(NumberField number)
{
IsDealingEqual = false;
////判斷傳入的數字是否為可運算狀態
if (number.CanNotOperated)
{
return(LastResult);
}
if (LastResult == null)
{
return(LastResult = number.EraseRedundantPoint());
}
else
{
LastInput = number.EraseRedundantPoint();
return(LastResult = Compute(LastResult, number));
}
}
