Function has_value

extlibs/sol3/include/sol/sol.hpp:4756–4758

\returns whether or not the optional has a value \group has_value

		/// \returns whether or not the optional has a value
		/// \group has_value
		constexpr bool has_value() const noexcept {
			return this->m_has_value;
		}

		/// \group has_value
		constexpr explicit operator bool() const noexcept {