regex ignore newline
[sS]*
regex ignore newline
[sS]*
deletes lines including regex match
Use d option at the end of sed replace definition for deleting line of matches.
sed -i "" "s/matching_pattern/d" file.txt
Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us