Yep, that is right and it works the way it reads. 
perl -e "my $shoo = 50; $shoo ||= 100; print $shoo;"

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Prints 
50

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Should be the same as, 
perl -e "$shoo=50; $shoo = ($shoo)?50 : 100;print $shoo;"

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If you scroll down in perlop you'll see that style used to describe what // does, so they appear to be equivalent.

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In reply to Re: ||= (poorly documented?) by Anonymous Monk
in thread ||= (poorly documented?) by live4tech

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