NumericType
Specifies that the type can be used as the template argument of std::valarray
.
Requirements
for a type T
to be an NumericType
:
T
cannot be a referenceT
cannot be cv-qualified- If
T
is a class, it- does not overload
operator&
- has no pure virtual member functions (is not abstract)
- has a public default constructor
- has a public copy constructor
T::T(const T&)
- has a public destructor
- has a public assignment operator
T& T::operator=(const T&)
orT& T::operator=(T)
- default constructor followed by assignment has the same effect as copy constructor
- copy constructor with the value
T()
has the same effect as value-initialization - destructor followed by copy constructor has the same effect as assignment
- does not overload
- No operation on
T
may throw exceptions
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