C++ 宽字符TCHAR获取随机字符

char c[37] = { "abcdefghijklmnopqrstuvwxyz0123456789" };
void random(TCHAR nongfeitian[11]) {
        srand(time(0));//当前时间做种子
        for (int i = 0; i < 10; i++) {
                nongfeitian[i] = c[rand() % 36];
        }
}