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  1. or download this
    Ovid@OT-D1 ~
$ perl -e '$x=bless{}, "Foo";$x->import;print "Defined" if defined &Fo
+o::import'
...
Ovid@OT-D1 ~
$ perl -e 'print "Defined" if defined &UNIVERSAL::isa'
Defined
  2. or download this
    $ perl -e '$x=bless{}, "Foo";$x->import;$x->no_way'
Can't locate object method "no_way" via package "Foo" (perhaps you for
+got to load "Foo"?) at -e line 1.