std::basic_iostream<CharT,Traits>:: swap
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std::basic_iostream
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basic_iostream::swap
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protected
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void swap ( basic_iostream & other ) ; |
(自 C++11 起) | |
与另一个输入/输出流对象交换状态。实际上调用 basic_istream < CharT,Traits > :: swap ( other ) 。
此成员函数受保护：由派生流类 std::basic_stringstream 和 std::basic_fstream 的 swap 成员函数调用，这些派生类知道如何正确交换关联的流缓冲区。
参数
| 其他 | - | 用于交换状态的另一个流 |
返回值
* this