From: Craig Kim <cjkim@...>
Date: 2006-04-08T22:33:53+09:00
Subject: Re: Ruby string


On Sat, 8 Apr 2006, dblack@wobblini.net wrote:

> On Sat, 8 Apr 2006, Peter wrote:
>
>> string = "this is a String"
>> string.capitalize = "This is a string"
>> That works but changes my capital "a String" to lowercase.
>> 
>> I only want to capitalize first letter.
>> So I try"
>> string[0..0].capitalize
>> irb => "T"
>> OK
>> string[0..0].capitalize!
>> irb => "T"
>> irb string
>> irb => "this is a string"
>> 
> What you've done is to create a new string, consisting of the single
> character 't'.  Then you've done an in-place capitalize on that
> string; then you've discarded it :-)
>
Another not-so-brilliant way to do is to put the created string back to 
the original string by doing this:

string[0..0] = string[0..0].upcase

> I can't think of a better way to do this than what's already been
> posted, though it really does feel like there should be.

I agree.