extract_index_nd: Extract multiple indices inside bracket(s) as a list
Description
Extract multiple indices inside bracket(s) as a list
Usage
extract_index_nd(x, dim_names = NULL)
Arguments
x
Character vector.
dim_names
Optional character vector of dimension names.
If dim_names is not NULL, if the elements of x don't have the same number of indices,
the missing indices will be set to NA.
Value
Dataframe with columns:
Variable, containing x where brackets have been removed
Index, a list containing values within the brackets.
If dim_names is not NULL, Index is replaced by columns with names dim_names containing numeric values.