A is correct String are inmubles so if this operation is not asigned to variable nothing happend, so original text string is not modified
index.of("at")== 1
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.
d7bb0b2
6 months, 4 weeks agoStavok
1 year agoKiraguJohn
1 year ago