Sponsored Content
Top Forums Shell Programming and Scripting How to remove lines before and after with awk / sed ? Post 302440907 by nareshprasannar on Thursday 29th of July 2010 01:09:04 AM
Old 07-29-2010
How to remove lines before and after with aw / sed ?

Could you please be more descriptive on the pattern of your input file and what exactly your requirement is??
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Sed or Awk to remove specific lines

I have searched the forum for this - forgive me if I missed a previous post. I have the following file: blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah alter table "informix".esc_acct add constraint (foreign key (fi_id) references "informix".fi ... (5 Replies)
Discussion started by: Shoeless_Mike
5 Replies

2. Shell Programming and Scripting

using sed to remove lines

Can somebody explain why my sed command is not working. I do the folloinwg: Generates a binary file to /tmp/x1.out /usr/lib/sa/sa2 -s 4:00 -e 8:00 -i 3600 -A -o /tmp/x1.out decodes the file (no problem so far) sar -f /tmp/x1.out When I do this it does not appear to delete the... (4 Replies)
Discussion started by: BeefStu
4 Replies

3. Shell Programming and Scripting

Command to remove duplicate lines with perl,sed,awk

Input: hello hello hello hello monkey donkey hello hello drink dance drink Output should be: hello hello monkey donkey drink dance (9 Replies)
Discussion started by: cola
9 Replies

4. Shell Programming and Scripting

SED to remove a line above and lines below.

:confused:Hi All, I need help on removing lines in a text file. Sample file : When there is a match ip for IPAddress in my `cat ip.out`, proceed delete line above until string "Comp" is found. Thank you very much. ---------- Post updated at 12:56 AM ---------- Previous update was... (4 Replies)
Discussion started by: chiewming
4 Replies

5. Shell Programming and Scripting

Locate and remove lines with sed

Gents, I would like to remove some lines from a big file ( file2). The objetive is to remove all the lines in file2 containing a certain string which are in file data2delete.. file data2delete contens: 2573.0 7260.01 2893.0 7255.01 2903.0 7245.01 2897.0 7255.01 2561.0 7255.01... (6 Replies)
Discussion started by: jiam912
6 Replies

6. Shell Programming and Scripting

Using sed, awk or perl to remove substring of all lines except the first

Greetings All, I would like to find all occurences of a pattern and delete a substring from the all matching lines EXCEPT the first. For example: 1234::group:user1,user2,user3,blah1,blah2,blah3 2222::othergroup:user9,user8 4444::othergroup2:user3,blah,blah,user1 1234::group3:user5,user1 ... (11 Replies)
Discussion started by: jacksolm
11 Replies

7. UNIX for Dummies Questions & Answers

How to remove certain lines using sed?

Hi I have the following kind of line sin my file . print ' this is first'. print ' this is firs and next ' ' line continuous '. -- this is entire print line. print ' this is first and next ' ' line continuous and' 'still there now over'. -- this 3lines together a single print line. ... (5 Replies)
Discussion started by: Sivajee
5 Replies

8. Shell Programming and Scripting

How to remove certain lines using sed?

Hi, I am new to unix and i started some scripting recently. Please go through the following script i wrote. #!/bin/sh file='path../tfile' file1='path../tfile1' rmfile='path../test2' C1=1 C2=1 exec 3< $file1 while read LINE1; do read LINE2 <&3 a=$LINE1 b=`expr $LINE2 - 1` ... (1 Reply)
Discussion started by: Subbu123
1 Replies

9. Shell Programming and Scripting

awk to remove lines that do not start with digit and combine line or lines

I have been searching and trying to come up with an awk that will perform the following on a converted text file (original is a pdf). 1. Since the first two lines are (begin with) text they are removed 2. if $1 is a number then all text is merged (combined) into one line until the next... (3 Replies)
Discussion started by: cmccabe
3 Replies

10. UNIX for Beginners Questions & Answers

awk with sed to combine lines and remove specific odd # pattern from line

In the awk piped to sed below I am trying to format file by removing the odd xxxx_digits and whitespace after, then move the even xxxx_digit to the line above it and add a space between them. There may be multiple lines in file but they are in the same format. The Filename_ID line is the last line... (4 Replies)
Discussion started by: cmccabe
4 Replies
Mojo::URL(3pm)						User Contributed Perl Documentation					    Mojo::URL(3pm)

NAME
Mojo::URL - Uniform Resource Locator SYNOPSIS
use Mojo::URL; # Parse my $url = Mojo::URL->new('http://sri:foobar@kraih.com:3000/foo/bar?foo=bar#23'); say $url->scheme; say $url->userinfo; say $url->host; say $url->port; say $url->path; say $url->query; say $url->fragment; # Build my $url = Mojo::URL->new; $url->scheme('http'); $url->userinfo('sri:foobar'); $url->host('kraih.com'); $url->port(3000); $url->path('/foo/bar'); $url->path('baz'); $url->query->param(foo => 'bar'); $url->fragment(23); say $url; DESCRIPTION
Mojo::URL implements a subset of RFC 3986 and RFC 3987 for Uniform Resource Locators with support for IDNA and IRIs. ATTRIBUTES
Mojo::URL implements the following attributes. "authority" my $authority = $url->authority; $url = $url->authority('root:pass%3Bw0rd@localhost:8080'); Authority part of this URL. "base" my $base = $url->base; $url = $url->base(Mojo::URL->new); Base of this URL. "fragment" my $fragment = $url->fragment; $url = $url->fragment('foo'); Fragment part of this URL. "host" my $host = $url->host; $url = $url->host('127.0.0.1'); Host part of this URL. "port" my $port = $url->port; $url = $url->port(8080); Port part of this URL. "scheme" my $scheme = $url->scheme; $url = $url->scheme('http'); Scheme part of this URL. "userinfo" my $userinfo = $url->userinfo; $url = $url->userinfo('root:pass%3Bw0rd'); Userinfo part of this URL. METHODS
Mojo::URL inherits all methods from Mojo::Base and implements the following new ones. "new" my $url = Mojo::URL->new; my $url = Mojo::URL->new('http://127.0.0.1:3000/foo?f=b&baz=2#foo'); Construct a new Mojo::URL object. "clone" my $url2 = $url->clone; Clone this URL. "ihost" my $ihost = $url->ihost; $url = $url->ihost('xn--bcher-kva.ch'); Host part of this URL in punycode format. # "xn--da5b0n.net" Mojo::URL->new('http://X.net')->ihost; "is_abs" my $success = $url->is_abs; Check if URL is absolute. "parse" $url = $url->parse('http://127.0.0.1:3000/foo/bar?fo=o&baz=23#foo'); Parse URL. "path" my $path = $url->path; $url = $url->path('/foo/bar'); $url = $url->path('foo/bar'); $url = $url->path(Mojo::Path->new); Path part of this URL, relative paths will be appended to the existing path, defaults to a Mojo::Path object. # "http://mojolicio.us/DOM/HTML" Mojo::URL->new('http://mojolicio.us/perldoc/Mojo')->path('/DOM/HTML'); # "http://mojolicio.us/perldoc/DOM/HTML" Mojo::URL->new('http://mojolicio.us/perldoc/Mojo')->path('DOM/HTML'); # "http://mojolicio.us/perldoc/Mojo/DOM/HTML" Mojo::URL->new('http://mojolicio.us/perldoc/Mojo/')->path('DOM/HTML'); "query" my $query = $url->query; $url = $url->query(replace => 'with'); $url = $url->query([merge => 'with']); $url = $url->query({append => 'to'}); $url = $url->query(Mojo::Parameters->new); Query part of this URL, defaults to a Mojo::Parameters object. # "2" Mojo::URL->new('http://mojolicio.us?a=1&b=2')->query->param('b'); # "http://mojolicio.us?a=2&c=3" Mojo::URL->new('http://mojolicio.us?a=1&b=2')->query(a => 2, c => 3); # "http://mojolicio.us?a=2&b=2&c=3" Mojo::URL->new('http://mojolicio.us?a=1&b=2')->query([a => 2, c => 3]); # "http://mojolicio.us?b=2" Mojo::URL->new('http://mojolicio.us?a=1&b=2')->query([a => undef]); # "http://mojolicio.us?a=1&b=2&a=2&c=3" Mojo::URL->new('http://mojolicio.us?a=1&b=2')->query({a => 2, c => 3}); "to_abs" my $abs = $url->to_abs; my $abs = $url->to_abs(Mojo::URL->new('http://kraih.com/foo')); Clone relative URL and turn it into an absolute one. "to_rel" my $rel = $url->to_rel; my $rel = $url->to_rel(Mojo::URL->new('http://kraih.com/foo')); Clone absolute URL and turn it into a relative one. "to_string" my $string = $url->to_string; Turn URL into a string. SEE ALSO
Mojolicious, Mojolicious::Guides, <http://mojolicio.us>. perl v5.14.2 2012-09-05 Mojo::URL(3pm)
All times are GMT -4. The time now is 11:08 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy