http://www.perlmonks.org?node_id=1015868


in reply to Clubbing array elements together:

Is your "(blank)" literal, undef, nul or what?

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Re^2: Clubbing array elements together:
by newbie1991 (Acolyte) on Jan 29, 2013 at 12:03 UTC
    blank is "", or just an element with nothing in it. My bad, should have specified!
Re^2: Clubbing array elements together:
by BillKSmith (Monsignor) on Jan 29, 2013 at 14:09 UTC
    This is a special case. It is important that you read the documentation for $/. (Refer: perldoc -v $/)
    Bill