std::codecvt_base
STD：：编解码器[医]底座
| Defined in header | | |
|---|---|---|
| class codecvt_base; | | |
全班std::codecvt_base对象继承和使用的转换状态常量。std::codecvt面。
成员类型
| Member type | Definition |
|---|---|
| enum result { ok, partial, error, noconv }; | Unscoped enumeration type |
| Value | Explanation |
|---|---|
| ok | conversion was completed with no error |
| partial | not all source characters were converted |
| error | encountered an invalid character |
| noconv | no conversion required, input and output types are the same |
注记
价值std::codecvt_base::partial用于指示目标范围太短，无法接收转换结果，或者输入被截断在其他有效的多字节字符的中间。
另见
| codecvt | converts between character encodings, including UTF-8, UTF-16, UTF-32 (class template) |
|---|
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