A voting comment increases the vote count for the chosen answer by one.
Upvoting a comment with a selected answer will also increase the vote count towards that answer by one.
So if you see a comment that you already agree with, you can upvote it instead of posting a new comment.
ppcat
Highly Voted 5 years, 8 months agozaki
Most Recent 4 years, 11 months agoAngegardien
3 years, 8 months agoITGuy
5 years, 6 months ago