Method num_int64

modules/gui/gui/src/backend/text_server/ustring.cpp:1843–1887

}

String String::num_int64(int64_t p_num, int base, bool capitalize_hex)
{
    bool sign = p_num < 0;

    int64_t n = p_num;

    int chars = 0;
    do
    {
        n /= base;
        chars++;
    } while (n);

    if (sign)
    {
        chars++;
    }
    String s;
    s.resize(chars + 1);
    char32_t* c = s.ptrw();
    c[chars]    = 0;
    n           = p_num;
    do
    {
        int mod = ABS(n % base);
        if (mod >= 10)
        {
            char a     = (capitalize_hex ? 'A' : 'a');
            c[--chars] = a + (mod - 10);
        }
        else
        {
            c[--chars] = '0' + mod;
        }

        n /= base;
    } while (n);

    if (sign)
    {
        c[0] = '-';
    }

    return s;
}

String String::num_uint64(uint64_t p_num, int base, bool capitalize_hex)
{