setComment
fun setComment(groupName: String? = null, key: String? = null, comment: String): <Error class: unknown class><Boolean>
Places a comment above @key from @group_name.
If @key is null then @comment will be written above @group_name. If both @key and @group_name are null, then @comment will be written above the first group in the file.
Note that this function prepends a '#' comment marker to each line of @comment.
Return
true if the comment was written, false otherwise
Since
2.6
Parameters
groupName
a group name, or null
key
a key
comment
a comment