The Hierarchical Select Drupal module defines the "hierarchical_select" form element, which is a greatly enhanced way for letting the user select items in a hierarchy. Hierarchical Select has the ability to save the entire lineage of a selection or only the "deepest" selection. You can configure it to force the user to make a selection as deep as possible in the tree, or allow the user to select an item anywhere in the tree. Levels can be labeled, you can configure limit the number of items More

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