substitute_params: Title
In m-dz/mdmisc:

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substitute_params(params_table, template_files,
  target_dir = get_active_file_path(),
  cols_to_ignore = c("PARAM_FILE_NAME_DATE", "COMMENTS"))

`params_table`	Table (`data.frame` or `data.table`) with parameters to substitute.
`template_files`	List of template files to substitute the params in.
`target_dir`	Directory where to create files, defaults to active file directory.
`cols_to_ignore`	Columns from the parameters table `params_table` to ignore when substituting, defaults to `c('PARAM_FILE_NAME_DATE', 'COMMENTS')`.