std::copyable_function::operator bool
From cppreference.com
< cpp | utility | functional | copyable function
| explicit operator bool() const noexcept; |
(since C++26) | |
Checks whether *this stores a callable target, i.e. is not empty.
Parameters
(none)
Return value
true if *this stores a callable target, false otherwise.
Example
| This section is incomplete Reason: no example |
See also
| (C++26) |
compares a std::copyable_function with nullptr (function) |
| checks if a target is contained (public member function of std::function<R(Args...)>) | |
checks if the std::move_only_function has a target (public member function of std::move_only_function) |