select_xifti: Select columns of a "xifti" object
Description
Select column indices to keep in a "xifti". Can also be used to
reorder the columns.
Usage
select_xifti(xifti, idx, add_meta = "select")
Arguments
idx
The column indices to keep, in order.
add_meta
Add idx to xifti$meta$cifti$misc[[add_meta]]
for reference. Default: "select". If NULL or an empty string,
do not add a metadata entry.
Value
The "xifti" with only the selected columns.