std::promise::promise
From cppreference.com
promise();
|
(1) | (since C++11) |
template< class Alloc >
promise( std::allocator_arg_t, const Alloc& alloc ); |
(2) | (since C++11) |
promise( promise&& other );
|
(3) | (since C++11) |
promise( const promise& other ) = delete;
|
(4) | (since C++11) |
Constructs a promise
object.
1) Default constructor. Constructs the promise with an empty shared state.
2) Constructs the promise with an empty shared state. The shared state is allocated using
alloc
. Alloc
must meet the requirements of Allocator
.
3) Move constructor. Constructs the promise with the shared state of
other
using move semantics. After construction, other
has no shared state.
4)
promise
is not copyable.[edit] Parameters
alloc | - | allocator to use to allocate the shared state |
other | - | another promise to acquire the state from
|
[edit] Exceptions
1-2) (none)
3)
noexcept specification:
noexcept