std::experimental::propagate_const<T>:: operator bool

From cppreference.com
constexpr explicit operator bool ( ) const ;
(library fundamentals TS v2)

Checks whether the wrapped pointer-like object, t_ , is null.

Parameters

(none)

Return value

true if the wrapped object is not null, otherwise false . Equivalent to ( bool ) t_ .


Example

See also

returns a pointer to the object pointed to by the wrapped pointer
(public member function)