Question

How to convert a multibyte char string to a multibyte wchar_t string in C

Answer 1

#include <stdio.h>
#include <locale.h>
#include <stdlib.h>
#include <wchar.h>
 
int main(void)
{
    setlocale(LC_ALL, "en_US.utf8");
    
    const char* mbstr = u8"z\u00A7\u03B2\U0001F34C"; // or u8"z§β????"
    
    wchar_t wstr[5];
    mbstowcs(wstr, mbstr, 5);
    
    wprintf(L"char string: %s\n", mbstr);
    wprintf(L"wchar_t string: %ls\n", wstr);
}



/*
run:

char string: z§β????
wchar_t string: z§β????

*/

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