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Full Discussion: Request for advise on how to remove control characters in a UNIX file extracted from top command
Top Forums Shell Programming and Scripting Request for advise on how to remove control characters in a UNIX file extracted from top command Post 302850159 by MR.bean on Wednesday 4th of September 2013 04:51:12 AM
Old 09-04-2013
Code:
bash-3.2$ cat input.txt
^[[7m  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                                         ^[[m^O^[[K
^[[m^O12759 aaaa_a    16   0  100m 3188 2616 S  0.0  0.0   0:00.23 xxx aaaa_axxxxxx                                                                               ^[[m^O
^[[m^O24435 aaaa_a    16   0  100m 3200 2624 S  0.0  0.0   0:00.19 xxx aaaa_axxxxxx                                                                               ^[[m^O
^[[m^O25623 aaaa_a    15   0  100m 3192 2624 S  0.0  0.0   0:00.28 xxx aaaa_axxxxxx                                                                               ^[[m^O
^[[m^O29634 aaaa_a    16   0  100m 3204 2632 S  0.0  0.0   0:00.35 xxx aaaa_axxxxxx                                                                               ^[[m^O

bash-3.2$ perl -pne 's/\^\[\[\d*m\^?O?//g; s/\^\[\[K//g' input.txt
  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                                         
12759 aaaa_a    16   0  100m 3188 2616 S  0.0  0.0   0:00.23 xxx aaaa_axxxxxx                                                                               
24435 aaaa_a    16   0  100m 3200 2624 S  0.0  0.0   0:00.19 xxx aaaa_axxxxxx                                                                               
25623 aaaa_a    15   0  100m 3192 2624 S  0.0  0.0   0:00.28 xxx aaaa_axxxxxx                                                                               
29634 aaaa_a    16   0  100m 3204 2632 S  0.0  0.0   0:00.35 xxx aaaa_axxxxxx

This User Gave Thanks to MR.bean For This Post:
karthikram
 

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LEARN ABOUT DEBIAN

lurker-search

LURKER-SEARCH(1)					      General Commands Manual						  LURKER-SEARCH(1)

NAME

       lurker-search -- searches for messages in a lurker database

SYNOPSIS

       lurker-search [-c <config-file>]  [-k <keyword>]  [-d -f -i -v -q]  [<terms>*]

DESCRIPTION

       lurker-search searches a lurker database the same way as the web interface. It can output summary information and delete messages.

OPTIONS

       -c config-file
		 Use this config file for lurker settings.

       -k keyword
		 Tag the matching messages with this keyword.

       -d	 Delete the messages found by this search

       -f	 Don't prompt before deleting

       -i	 Command line paramers are not search terms, but message IDs.

       -v	 Output message summary information

       -q	 Don't output message ids or status

SEARCH TERMS

       Lurker-search accepts these keywords for searching:

       -xxx	 select messages which do NOT match this term

       id:xxx	 select a message by the Message-ID field

       rt:xxx	 select messages which reply to the chosen Message-ID

       th:xxx	 select messages included in this thread

       ml:xxx	 select messages in this mailing list

       gr:xxx	 select messages in this mailing list group

       au:xxx	 select messages with this term in the author fields

       sb:xxx	 select messages with this word in the subject

       lang:xxx  select messages in this language

SEE ALSO

       lurker-index(1), lurker-prune(1), lurker-params(1), lurker-list(1)

       lurker documentation on http://lurker.sourceforge.net/

COPYRIGHT

       Copyright (C) 2002: Wesley W. Terpstra <terpstra@users.sourceforge.net>

       This  program  is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by
       the Free Software Foundation; version 2.

       This program is distributed in the hope that it will be useful, but WITHOUT ANY	WARRANTY;  without  even  the  implied	warranty  of  MER-
       CHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.

       You  should  have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation,
       Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

BUGS

       Before reporting a bug, please confirm that the bug you found is still present in the latest official release.  If  the	problem  persists,
       then send mail with instructions describing how to reproduce the bug to <lurker-users@lists.sourceforge.net>.

																  LURKER-SEARCH(1)
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