From: "Wesley J. Landaker" <wjl@...>
Date: 2002-11-15T01:56:36+09:00
Subject: Re: Integer to Hex

Apparently, Shaun Smith recently wrote:
> Hi,
> Is there an easy way to get from an Integer to a hex representation
> (i.e. the opposite of String#hex)?
> Regards,
> Shaun.

There are lots of ways to do it; here is one way:

x = 10
sprintf("%x", x)  # -> "a"

This is nice because you can get it in different forms:

sprintf("0x%x", x)  # -> "0xa"
sprintf("0x%04x", x)  # -> "0x000a"

Simple and easy to use... assuming you think sprintf is simple and easy to
use. ;)