如何将UTF-8编码的std :: string转换为UTF-16 std :: string [英] How to convert UTF-8 encoded std::string to UTF-16 std::string

问题描述

如何将UTF-8编码的std :: string转换为UTF-16 std :: string？可能吗？

How can i convert UTF-8 encoded std::string to UTF-16 std::string? Is it possible?

不，我不能在我的case使用std :: wstring。

And no, i can't use std::wstring in my case.

Windows，MSVC-11.0。

Windows, MSVC-11.0.

推荐答案

如下尝试：

std::string s = u8"Your string";

// #include <codecvt>
std::wstring_convert<std::codecvt<char16_t,char,std::mbstate_t>,char16_t> convert;

std::u16string u16 = convert.from_bytes(s);
std::string u8 = convert.to_bytes(u16);

同时检查此用于UTF到UTF的转换。

Also check this for UTF to UTF conversion.

-

专业化codecvt在
之间转换UTF-16和UTF-8编码方案，以及专业化
codecvt在UTF-32和
UTF-8编码方案之间进行转换。

The specialization codecvt converts between the UTF-16 and UTF-8 encoding schemes, and the specialization codecvt converts between the UTF-32 and UTF-8 encoding schemes.

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