$root->first_child->sort_children_on_att("type");

This line generates the warning - maybe XML::Twig has a problem with sorting if only one child node is present?

Perl 6 - links to (nearly) everything that is Perl 6.

In reply to Re: Use of uninitialized value in string comparison (cmp) by moritz
in thread Use of uninitialized value in string comparison (cmp) by bharathinc

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