> ----- Original Message ----- > From: "Zhang Weiwu" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Saturday, November 22, 2003 8:00 AM > Subject: newbie: use <CR> in RE? > > > > Hello. Just want to know how to use special character in Regular > Expression. > > > > I wish to remove all the carrier returns from a text file, I can use: > > tr -d "\r" < text_file > modified_text_file > > But if I do: > > sed -i s/\r//g text_file > > it actually removes all the character "r" from the file. > > > > This is also a problem in vi(1). Besides <CR> I wish to manipulate > > tabstops and line-feeds with RE too. > >
Depending on file size I use either vi in command mode :g/^M/s///g where is result of pressing Ctrl-V then Ctrl-M. Or for big files: sed 's/^M//' myfile.txt Hope this helps. Kind regards, Ilya Varlashkin > > _______________________________________________ > > [EMAIL PROTECTED] mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > > To unsubscribe, send any mail to > "[EMAIL PROTECTED]" > > > > > _______________________________________________ > [EMAIL PROTECTED] mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "[EMAIL PROTECTED]" > > _______________________________________________ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
