If the state associated with *this contains a deferred function, invoke
the deferred function. Otherwise, wait until the asynchronous result
associated with an instance of std::future is ready.
void wait();
- Preconditions:
this->valid()would returntrue.- Effects:
If the associated state contains a deferred function invoke the deferred function and stores the returned value or thrown exception as the asynchronous result. Otherwise, block until the asynchronous result associated with
*thisis ready.- Throws:
Nothing.
Header
#include <future>