From: lists <lists@...>
Date: 2006-04-02T09:06:52+09:00
Subject: Re: converting numbers via bit dropping


On Apr 1, 2006, at 5:58 PM, Patrick Gundlach wrote:

> Hi,
>
>
>> 	I'm trying to figure out how to convert a number by dropping bits
>> higher than the range that I want.  For example, I'd like to convert
>> 248 (0000 0001 0001 1100) into 28 (0001 1100) by converting any bits
>
> This should be 284, right?

Yep, my bad.

>
>> over the 8th one into a zero:
>>
>> 000 0001 0001 1100
>> ^^^ ^^^^
>>
>> Any suggestions?
>
> irb(main):001:0> 284 & 255
> => 28

That sure does help, thanks!

>
> HTH,
>
> Patrick
>


-Ryan