create_tree: Create choice structure for treeInput()
Description
Create choice structure for treeInput()
Usage
create_tree(data, levels = names(data), levels_id = NULL, ...)
Value
a list
that can be used in treeInput()
.
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.