std::future<R> get_future(); | (since C++11) |
Returns a future
which shares the same shared state as *this
.
get_future
can be called only once for each packaged_task
.
Parameters
(none).
Return value
A future which shares the same shared state as *this
.
Exceptions
std::future_error
on the following error conditions:
- The shared state has already been retrieved via a call to
get_future
. The error category is set tofuture_already_retrieved
. -
*this
has no shared state. The error category is set tono_state
.
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