From: mike@... (Mike Stok)
Date: 2002-03-23T04:48:17+09:00
Subject: Re: Sub-String

In article <9FLm8.16$%g7.14159041@newssvr13.news.prodigy.com>,
Sean O'Dell wrote:
> What's a good way to grab a sub-string from a string?  With string
> implementation, I'm used to a substr() or mid() function where you can
> specify where you want the sub-string to start and the return is everything
> from that point on.
> 
> Here's an example:
> 
>     "/home/fred/file.ext".substr(11) => "file.ext"
> 
> What's a good equivalent way to do that in Ruby?

  "/home/fred/file.ext"[11 .. -1]        => "file.ext"

  "/home/fred/file.ext".slice(11 .. -1)  => "file.ext"

You need a Range rather than an integer, otherwise you get the character
value at that position

  "/home/fred/file.ext".slice(11)        => 102

Hope this helps,

Mike

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