From: Love U Ruby <lists@...>
Date: 2013-02-05T00:46:57+09:00
Subject: Re: Character classes use in Ruby

tamouse mailing lists wrote in post #1095109:
> On Mon, Feb 4, 2013 at 4:59 AM, Love U Ruby <lists@ruby-forum.com>
> wrote:
>>> /[[:digit:]]/ - Digit
>>
>> I know their description - but would be good for me if I get a ruby tiny
>> code to see their uses. Mainly how syntactically are they
>> used,basically.
>
> Read the page Hans pointed you to:
>
> /[[:upper:]][[:lower:]]/.match("Hello") #=> #<MatchData "He">


Okay! Could you explain how the matching here performed, to produce 
"#<MatchData "He">"

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