From: Matthew Margolis <mrmargolis@...>
Date: 2004-09-28T07:59:29+09:00
Subject: Re: keep changes in string outside of scope?

David A. Black wrote:

>Hi --
>
>On Tue, 28 Sep 2004, Matthew Margolis wrote:
>
>  
>
>>David A. Black wrote:
>>
>>    
>>
>>>Hi --
>>>
>>>On Tue, 28 Sep 2004, David A. Black wrote:
>>>
>>> 
>>>
>>>      
>>>
>>>> thestring.sub!(/\d{5}/) {|x| "#{x},"}
>>>>   
>>>>
>>>>        
>>>>
>>>Amendment: as James G. suggested, use gsub! if you have more than one
>>>in one string :-)  Also make sure that you have no street numbers with
>>>five digits in a row.
>>>
>>>
>>>David
>>>
>>> 
>>>
>>>      
>>>
>>Excellent.  I didn't know that each returned new objects.  Thanks a 
>>bunch guys.
>>    
>>
>
>Just to clarify: it (each) doesn't always return new objects; it
>depends on the particular case.  For example, in the case of
>Array#each, you do get the actual array element.  With strings, the
>effect is like splitting the string into lines, i.e., substrings.
>
>
>David
>
>  
>
Understood.

-Matt Margolis