std::coroutine_handle::operator bool - cppreference.com (original) (raw)

| constexpr explicit operator bool() const noexcept; | | (since C++20) | | -------------------------------------------------- | | ------------- |

Checks whether *this is non-null, i.e. the value of *this is obtained from the promise object of some coroutine. Equivalent to return bool(address());.

If Promise is std::noop_coroutine_promise, this conversion function always returns true.

[edit] Parameters

(none)

[edit] Return value

bool(address()), or true if Promise is std::noop_coroutine_promise.

[edit] See also

| | exports the underlying address, i.e. the pointer backing the coroutine (public member function) [edit] | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |