Question

How to initialize a wchar_t in C

Answer 1

#include <wchar.h>
#include <stdio.h>

int main(void)
{
    wchar_t arr1[] = L"c programming";
    printf("%ls\n", arr1);

    wchar_t arr2[32] = L"c programming";
    printf("%ls\n", arr2);

    wchar_t* p = L"c programming";
    printf("%ls\n", p);

    return 0;
}




/*
run:

c programming
c programming
c programming

*/

 

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Answer 2

#include <wchar.h>
#include <stdio.h>

int main(void)
{
    wchar_t arr[64];

    wcscpy(arr, L"c programming");

    printf("%ls\n", arr);

    return 0;
}




/*
run:

c programming

*/

 

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Answer 3

#include <wchar.h>
#include <stdio.h>
#include <stdlib.h>

int main(void)
{
    wchar_t* p;

    p = calloc(64, sizeof *p);

    wcscpy(p, L"c programming");

    printf("%ls\n", p);

    free(p);

    return 0;
}




/*
run:

c programming

*/

 

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