Boost
C++ Libraries
...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
This version of Boost is under active development. You are currently in the develop branch. The current version is 1.90.0.
constexpr cancellation_type_t operator()() const; » more... template< typename E, typename... Args> constexpr constraint_t<!is_disposition< E >::value, cancellation_type_t > operator()( const E & , Args && ...) const; » more... template< typename E, typename... Args> constexpr constraint_t< is_disposition< E >::value, cancellation_type_t > operator()( const E & e, Args && ...) const; » more...