From: Mike Stok <mike@...>
Date: 2002-10-03T05:43:49+09:00
Subject: Re: Regexp: Stripping out all except ASCII?

In article <5.1.0.14.2.20021002161707.030aecd8@zcard04k.ca.nortel.com>,
Mark Probert wrote:
> 
> Hi.
> 
> A simple one, again.  How do I strip out all chars
> except valid ASCII from a file?
> 
> while line = gets()
>    line.sub(/[^\w]/, " ")
>    puts line
> end
> 
> leaves stuff, such as ESC sequences.  Any ideas?
> Is there a one-liner for this?

Did you mean to say

  line.gsub!(/\W/, ' ')

which will change all non-word characters in line to spaces and modifies
line?

What do you mean by "valid ASCII" here?  Are you really after printable
characters < chr(128)? e.g.

  line.gsub!(/[^ -~]/, ' ')

Hope this helps,

Mike

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