I like this, but you're running all the todos each time through the loop. That is, on iteration N, you'll run N-1 todos. You need to do more like 
 {
    my $todo;
    foreach my $elt (0..2 ) {
        $todo->() if $todo;

        $todo = sub { print "$elt\n" };
    }
}

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In reply to Re^2: I need a different continue by Roy Johnson
in thread I need a different continue by DrWhy

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