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Re: [bug-gawk] v4.1.3 (run on OSX 10.11.3): potential gsub() bug
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From: |
Hermann Peifer |
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Subject: |
Re: [bug-gawk] v4.1.3 (run on OSX 10.11.3): potential gsub() bug |
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Date: |
Sun, 31 Jan 2016 21:01:02 +0100 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 |
On 2016-01-31 20:21, Aharon Robbins wrote:
>
> The questions raised are messy. I don't have good answers. I think
> that if you use [...] with real UTF-8 encoded characters as the
> start and end point of the ranges, things will work OK. But I'm not
> sure.
>
Thanks for the hint. Using real UTF-8 characters works as expected, as
far as I can see. (Both under gawk 4.1.3 and gawk/master.)
Hermann
# Only ÄÖÜ are in the range [£-ß]
$ echo ABCÄÖÜŹŻŽ | gawk '{ gsub(/[£-ß]/, ""); print }'
ABCŹŻŽ
$
$ echo ABCÄÖÜŹŻŽ | gawk '{ gsub(/[^£-ß]/, ""); print }'
ÄÖÜ