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List:       perl5-porters
Subject:    Re: ? RFC: Should a utf8 regex pattern with the /d modifier have
From:       Abigail <abigail () abigail ! be>
Date:       2010-11-29 20:18:34
Message-ID: 20101129201834.GA18489 () almanda
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On Mon, Nov 29, 2010 at 01:06:46PM -0700, karl williamson wrote:
> Abigail wrote:
>>
>> So, this will be fixed?
>>
>>     my $e  = "\xE8";
>>     my $re = "\N{WHITE SMILING FACE}";
>>
>>     say $e =~ /[\w$re]/ ? "Match" : "No match";
>>     say $e =~ /\w|$re/  ? "Match" : "No match";
>>
>>     __END__
>>     Match
>>     No match
>>
>>
> Well, in my undelivered code space they both match.  I don't understand  
> what the Match/No match is after the __END__.  If you think they should  
> return different values, please explain.


The output after the end is the output if you run the code in 5.12.x.
Which is a bug, as they should both match (assuming one wants UTF-8 
matching semantcis if at least one of the subject and regex has the 
UTF-8 flag set).



Abigail
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