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.
tachy_221 day, 1 hour ago
BrunoLu1 week, 3 days ago
JMIB2 months ago