From: Florian Gross <flgr@...>
Date: 2005-03-19T06:24:58+09:00
Subject: Re: Iterating through a string and removing leading characters

Randy Kramer wrote:

>    * ?? (Is there any method which chops the first character from the string?  
> How efficient is that (especially compared to the method described in the 
> next bullet).

str.slice!(0)

I think this is actually fairly efficient, but I suppose there's a 
memmove involved at the C level.

Perhaps you could set the characters you don't need to '\0' and remove 
all of them after the iteration has ended with a Regexp?