dectohex

decToHex-funktio C:llä

const char *dec_to_hex(unsigned long dec)
{
    static char buf[9];
    for(int i=7;i>=0;i--)
        buf[(7-i)]=((dec>>i*4)&0xF)["0123456789ABCDEF"];
    buf[8] = 0;
    return buf;
}

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