On 31 Mar 2006, at 08:38, rickhg12hs wrote:

>> "little things" like converting a "A" to a 65
>
> Here's another way:
>
> $ ruby -w -e 'puts ?A'
> 65

I have always used 'A'[0] to return the ASCII value of A and as  
rickhg12hs  wrote ?A will do the same thing.  I cannot find any  
reference to this in Pickaxe so can anyone explain how this works?

Thanks,

Dave.