get_col_var.tabxplor_fmt: Get names of column variable of fmt columns
Description
Get names of column variable of fmt columns
Usage
# S3 method for tabxplor_fmt
get_col_var(x, ...)
Arguments
x
The object to test, to get a field in, or to modify.
...
Used in methods to add arguments in the future.
Value
A single character with the col_var attribute.