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A group spanner that keeps track of interesting items. If it doesn't contain any after linebreaking, then it will remove itself and all its children.
remove-empty
(boolean)interesting-items
remove-first
(boolean)important-column-ranks
(vector)items-worth-living
(unknown)This grob interface is used in the following graphical objects: VerticalAxisGroup
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This page is for LilyPond-2.10.33 (stable-branch).