From: Harry Kakueki <list.push@...>
Date: 2007-06-01T21:04:48+09:00
Subject: Re: Getting the last N bytes of a string:

On 6/1/07, Brian Candler <B.Candler@pobox.com> wrote:
> What's the simplest way to get only the last 10 bytes of a string?
>
>     buf[-10,10]
>
> doesn't work if buf is smaller than 10 bytes, as it returns nil. Is there
> anything simpler than
>
>     buf[-10,10] || buf
>
> ?
>
> Thanks,
>
> Brian.
>
> P.S. To get the *first* 10 bytes of a string is easy: buf[0,10] always
> works, whether or not buf is smaller than 10 bytes)
>
>

I don't know if this is simple but you can try something like this.

str =~ /(.{1,10}$)/

Harry

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