std::ios_base:: ~ios_base
From cppreference.net
C++
Input/output library
| I/O manipulators | ||||
| Print functions (C++23) | ||||
| C-style I/O | ||||
| Buffers | ||||
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(C++23)
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(
C++98/26*
)
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(C++20)
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| Streams | ||||
| Abstractions | ||||
| File I/O | ||||
| String I/O | ||||
| Array I/O | ||||
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(C++23)
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(C++23)
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(C++23)
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(
C++98/26*
)
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(
C++98/26*
)
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(
C++98/26*
)
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| Synchronized Output | ||||
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(C++20)
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| Types | ||||
| Error category interface | ||||
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(C++11)
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(C++11)
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std::ios_base
| Member functions | ||||
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ios_base::~ios_base
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| Formatting | ||||
| Locales | ||||
| Internal extensible array | ||||
| Miscellaneous | ||||
| Member classes | ||||
| Member types | ||||
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virtual
~ios_base
(
)
;
|
||
销毁
ios_base
对象。
在任意成员函数产生未定义结果之前，会调用通过 register_callback() 注册的回调函数，并以 erase_event 作为参数传递。随后，释放所有已获取的内存。
不对
rdbuf
执行任何操作，它不会被销毁。
缺陷报告
以下行为变更缺陷报告被追溯应用于先前发布的C++标准。
| DR | 适用范围 | 发布时的行为 | 正确行为 |
|---|---|---|---|
| LWG 3434 | C++98 |
未要求析构函数回收
iarray
和
parray
的内存
|
要求回收 |