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教程
参考
文章
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参考
C 库
<cassert> (assert.h)
<cctype> (ctype.h)
<cerrno> (errno.h)
C++11
<cfenv> (fenv.h)
<cfloat> (float.h)
C++11
<cinttypes> (inttypes.h)
<ciso646> (iso646.h)
<climits> (limits.h)
<clocale> (locale.h)
<cmath> (math.h)
<csetjmp> (setjmp.h)
<csignal> (signal.h)
<cstdarg> (stdarg.h)
C++11
<cstdbool> (stdbool.h)
<cstddef> (stddef.h)
C++11
<cstdint> (stdint.h)
<cstdio> (stdio.h)
<cstdlib> (stdlib.h)
<cstring> (string.h)
C++11
<ctgmath> (tgmath.h)
<ctime> (time.h)
C++11
<cuchar> (uchar.h)
<cwchar> (wchar.h)
<cwctype> (wctype.h)
容器
C++11
<array>
<deque>
C++11
<forward_list>
<list>
<map>
<queue>
<set>
<stack>
C++11
<unordered_map>
C++11
<unordered_set>
<vector>
输入/输出
<fstream>
<iomanip>
<ios>
<iosfwd>
<iostream>
<istream>
<ostream>
<sstream>
<streambuf>
多线程
C++11
<atomic>
C++11
<condition_variable>
C++11
<future>
C++11
<mutex>
C++11
<thread>
其他
<algorithm>
<bitset>
C++11
<chrono>
C++11
<codecvt>
<complex>
<exception>
<functional>
C++11
<initializer_list>
<iterator>
<limits>
<locale>
<memory>
<new>
<numeric>
C++11
<random>
C++11
<ratio>
C++11
<regex>
<stdexcept>
<string>
C++11
<system_error>
C++11
<tuple>
C++11
<type_traits>
C++11
<typeindex>
<typeinfo>
<utility>
<valarray>
<future>
类
C++11
future
C++11
future_error
C++11
packaged_task
C++11
promise
C++11
shared_future
枚举类
C++11
future_errc
C++11
future_status
C++11
launch
函数
C++11
async
C++11
future_category
packaged_task
C++11
packaged_task::~packaged_task
C++11
packaged_task::packaged_task
成员函数
C++11
packaged_task::get_future
C++11
packaged_task::make_ready_at_thread_exit
C++11
packaged_task::operator()
C++11
packaged_task::operator=
C++11
packaged_task::reset
C++11
packaged_task::swap
C++11
packaged_task::valid
非成员重载
C++11
swap (packaged_task)
非成员特化
C++11
uses_allocator<packaged_task>
参考
<future>
packaged_task
swap
public member function
<future>
std::
packaged_task
::swap
void swap (packaged_task& x) noexcept;
Swap packaged_task
Exchanges the
shared state
and
stored task
with
x
.
参数
x
Another
packaged_task
object of the same type (with the same template parameters,
Ret
and
Args...
).
返回值
无
数据竞争
x
和该对象都将被修改。
异常安全
无异常保证：
绝不抛出异常。
另见
packaged_task::operator=
Move-assign packaged_task
(public member function)
packaged_task::packaged_task
构造 packaged task
(public member function)