Create choice structure for treeInput()
Usage
create_tree(data, levels = names(data), levels_id = NULL, ...)Arguments
- data
A
data.frame.- levels
Variables identifying hierarchical levels, values of those variables will be used as text displayed.
- levels_id
Variable to use as ID for nodes. Careful! Spaces are not allowed in IDs.
- ...
Addtional arguments.
Value
a list that can be used in treeInput().