how to return a string array from a function

Question

char * myFunction () {

    char sub_str[10][20]; 
    return sub_str;

} 

void main () {

    char *str;
    str = myFunction();

}

error:return

Answer 1

char *f()
{   
    static char str[10][20];

    // ......

    return (char *)str;
}

int main()
{

    char *str;
    str = f();

    printf( "%s\n", str );

    return 0;
}

You can use static instead of malloc. It's your choice.