std::shared_future::shared_future
shared_future(); | (1) | (since C++11) |
|---|---|---|
shared_future( const shared_future& other ); | (2) | (since C++11) |
shared_future( std::future<T>&& other ); | (3) | (since C++11) |
shared_future( shared_future&& other ); | (4) | (since C++11) |
构造一个新的shared_future...
1%29默认构造函数。构造一个空的共享未来，它的%27T引用共享状态，即valid() == false...
2%29构造一个引用相同共享状态的共享未来，如other，如果有%27s的话。
3-4%29传输由other到*this.施工后，other->valid() == false，也valid()返回与other.valid()在建造之前就会回来。
参数
other | - | another future object to initialize with |
|---|
例外
1%29
noexcept规格：
noexcept
2) (none) | (until C++17) |
|---|---|
2) noexcept specification: noexcept | (since C++17) |
3-4%29
noexcept规格：
noexcept
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