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Answer: How do I reference methods?

by ariels (Curate)
on Aug 20, 2001 at 17:34 UTC ( #106216=categorized answer: print w/replies, xml ) Need Help??

Q&A > object-oriented programming > How do I reference methods? - Answer contributed by ariels

See my note on pointers to member functions.

That code lets you say:

use PMF; my $p = PMF->new('print'); $p->$o(123); # Call $o->print(123) $p->$x('a','b'); # Call $x->print('a','b') $p->$z(); # Call $z->print

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[thezip]: What idiom should I use to determine that a directory is empty (for many directories)?
[thezip]: I suppose could check if readdir() returns other than '.' and '..', but that seems ugly.

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