IMnsHO, there is a bug in the _valid_name subroutine deep in HTML::Element. There should be 

return (0) unless ( $attr =~ /^$START_CHAR$NAME_CHAR*$/ );

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not 
return (0) unless ( $attr =~ /^$START_CHAR$NAME_CHAR+$/ );

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The XML specs say that 

Name    ::=    NameStartChar (NameChar)*

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Jenda
Enoch was right!
Enjoy the last years of Rome.

In reply to Re: HTML::TreeBuilder, HTML::Element, as_XML() by Jenda
in thread HTML::TreeBuilder, HTML::Element, as_XML() by AlexTape

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