Re: user defined conversion operator or operator overloading?
hurcan solter wrote:
I have an host class that holds fundamental types
template<typename T>
struct Generic{
Generic(T val= T()):mval(val){}
operator T(){return mval;)
T mval;
}
template<typename T1,typename T2>
Generic<T1 or T2 ???>operator+(const Generic<T1>& lhs,const
Generic<T2>& rhs)
{
return Generic<T1 or T2 ???>(lhs.mval+rhs.mval);
The presense of the question marks seems to indicate that you do
not know what to use here. You essentially need a helper class
that would define the type of the addition of T1 and T2. You could
hard-code those, or see if Boost folks have already come up with
something.
}
Is there a compelling reason to discard the conversion operator and
define overloaded arithmetic operators because they are considered
dangerous?
Cosidered dangerous by whom?
I'd like that class to behave like fundamental types.but i
dont want to overload every operator over there . what are the issues
i should be aware of if i stick with the user defined conversion
operator?
To be honest with your, I am not even sure why you'd need such
a type like your 'Generic'. What purpose would is serve?
V
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