From: Simon Strandgaard <qj5nd7l02@...>
Date: 2003-11-17T10:28:55+09:00
Subject: Re: substring: to the end of the string

On Sun, 16 Nov 2003 06:04:51 +0900, Josef 'Jupp' SCHUGT wrote:

> class String
>   def left(number = 1)
>     self[0..number-1]
>   end
>   def right(number = 1)
>     self[-number..-1]
>   end
>   def mid(from, number=1)
>     self[from..from+number]
>   end
>   def head(position = 0)
>     self[0..position]
>   end
>   def tail(position = 0)
>     self[position+1..-1]
>   end
> end
 


Maybe some destructive versions of the above methods could be useful?

input="diamonds are forever"
p input.right!(4)  #-> "ever"
p input.left!(4)   #-> "diam"
p input    # -> "onds are for"

--
Simon Strandgaard