将 std::string 转换为 QString

2021-12-09 00:00:00 string qt utf-8 c++ qstring

我有一个 std::string content，我知道它包含 UTF-8 数据.我想将其转换为 QString.如何避免 Qt 中的 from-ASCII 转换?

I've got an std::string content that I know contains UTF-8 data. I want to convert it to a QString. How do I do that, avoiding the from-ASCII conversion in Qt?

推荐答案

有一个 QString 函数叫做 fromUtf8 需要一个 const char*:

There's a QString function called fromUtf8 that takes a const char*:

QString str = QString::fromUtf8(content.c_str());

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