Question

Perl Grep - print multiple occurances in same line ?

Asked by: markpalinux


I am looking for a way to run

perl getreport > report.txt

and get a report that shows:
http://www.site1.com
http://www.site2.com
http://www.site3.com
http://www.site4.com

I have an input file - several hundred megs and am looking to print
any string between http:// and the '  symbol

some lines that strings occur multiple times.

Thank you,
Mark

blablablablablablablablablablablablablablabla
blablablahttp://www.site1.com'blablablablablablahttp://www.site2.com'blablablablablablablablabla
blablablablablablablablablablablablablablabla
blablablablablablablablablablablablablablabla
blablablahttp://www.site3.com'blablablablablablahttp://www.site4.com'blablablablablablablablabla
blablablablablablablablablablablablablablabla
blablablablablablablablablablablablablablabla
blablablablablablablablablablablablablablabla
blablablablablablablablablablablablablablabla

                                  
1:
2:
3:
4:
5:
6:
7:
8:
9:

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Asked On
2009-04-04 at 23:38:22ID24295759
Tags

perl

Topics

Perl Programming Language

,

Unix Systems Programming

Participating Experts
1
Points
500
Comments
4

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Answers

 

by: ozoPosted on 2009-04-04 at 23:46:36ID: 24070381

$\=$/;
$/="'';
@ARGV=("inputfile");
while( <> ){
  chomp;
  print $1if /http:(.+)/;
}

 

by: ozoPosted on 2009-04-05 at 00:05:55ID: 24070417

#or
$\=$/;
@ARGV=("inputfile");
while( <> ){
  print for m#http://[^']+#g;
}

 

by: markpalinuxPosted on 2009-04-06 at 06:33:18ID: 24077109

ozo,


I like the script in the second comment, the first had an error, I changed the qoutes. Then it returned
#
//www.site1.com
//www.site2.com
//www.site3.com
//www.site4.com


$\=$/;
$/="'";  # changed the qoutes here
@ARGV=("inputfile");
while( <> ){
  chomp;
  print $1if /http:(.+)/;
}


Thanks,
Mark

 

by: ozoPosted on 2009-04-06 at 11:04:25ID: 24079973

$\=$/;
$/="'";  # changed the qoutes here
@ARGV=("inputfile");
while( <> ){
  chomp;
  print $1if /http:\/\/(.+)/;
}

20120131-EE-VQP-002

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