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.
SYChiang
4 months, 3 weeks agoAFM123
11 months, 1 week agotanay1760
11 months, 4 weeks agosap_learner
1 year, 2 months agosavila
1 year, 2 months agoGKATSANEVAKIS
1 year, 4 months ago