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sub paint {
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my $color = shift;
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my $ref = sub {
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my $object=shift;
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print "Paint the $object $color.\n"; # $color still in scope
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};
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return $ref;
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}
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my $p1=paint("red");
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my $p2=paint("blue");
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$p1->("flower");
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$p2->("sky"); |