@a = undef;

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This is interpreted as @a = (undef), i.e. it sets @a to a one element list, where the first (and only) element has the value undef.

--
<http://www.dave.org.uk>

"The first rule of Perl club is you don't talk about Perl club."

In reply to Re: using undef on a array by davorg
in thread using undef on a array by Anarion

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