将“const wchar

本文介绍了将“const wchar_t *”转换为“unsigned char *”的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！ 问题描述

在C ++中可以将const wchar_t *转换为unsigned char *？

In C++ is it possible to convert a 'const wchar_t *' to 'unsigned char *'?

我如何做？

wstring dirName; unsigned char* dirNameA = (unsigned char*)dirName.c_str(); // I am creating a hash from a string hmac_sha256_init( hash, (unsigned char*)dirName.c_str(), (dirName.length)+1 );

推荐答案

由于您使用的是WinAPI， =msdn.microsoft/en-us/library/windows/desktop/dd374130%28v=vs.85%29.aspx =nofollow> WideCharToMultiByte 。

Since you're using WinAPI, use WideCharToMultiByte.