The previous solutions are NICER, but this uses some commands in unusual ways, so I thought it would be interesting (and educational) to see them used in this manner.
Explained:
I put a line number with each of your lines
grep for the requested text
determine its line number
start my display at that line number
and continue for ten lines
hello,
I go text file like this
E:/DDD/Dyndede/wwww
E:/DDD/sss.com/ffffg/fff
E:/DDD/vvvvvv/dd
E:/DDD/sss.com/bbbbbb
E:/DDD/sss.com/nnnn/xxI want to print
/alpha.jpg at the end of every lines like that
E:/DDD/Dyndede/wwww/alpha.jpg
E:/DDD/sss.com/ffffg/fff/alpha.jpg... (8 Replies)
Hi ,
I have a huge file like this
=245 this is testing
=035 abc123
=245 this is testing1
=035 abc124
=245 this is testing2
=035 abc125
=035 abc126
=245 this is testing3
here i have to pull out those lines having two =035 instead of alternative 035 and 245 i.e extract... (18 Replies)
Hi guys,
I usualy am able to google awk stuff but I can't find it so far and there are so many awking gurus here that I will give it a shot.
I want to print $1;$3;"$5 up to the $NF". In other words, I can have 1000 colums, but need to have $5 up to the end.
I started with the idea of... (2 Replies)
Hi
I have requirement to find nth occurrence in a file and capture data from with in lines (between lines)
Data in File.
<QUOTE>
<SESSION>
<ATTRIBUTE NAME='Parameter Filename' VALUE='file1.parm'/>
<ATTRIBUTE NAME='Service Name' VALUE='None'/>
</SESSION>
<SESSION>
<ATTRIBUTE... (6 Replies)
Hi,
I have a file with contents
test id text day
test sah dh dhs
yeay fg jsh jsjk
my need:
I give a string as a input, it check the file and display the lines with the given string
e.g
input : test
output:
test id text day
test sah dh dhs (1 Reply)
I have a large dataset with following structure;
C 0001 Carbon
D SAR001 methane
D SAR002 ethane
D SAR003 propane
D SAR004 butane
D SAR005 pentane
C 0002 Hydrogen
C 0003 Nitrogen
C 0004 Oxygen
D SAR011 ozone
D SAR012 super oxide
C 0005 Sulphur
D SAR013... (3 Replies)
e.g.
File name: File.txt
cat File.txt
Result:
#INBOUND_QUEUE=FAQ1
INBOUND_QUEUE=FAQ2
I want to get the value for one which is not commented out.
Thanks, (3 Replies)
I have a directory of files, I can show the number of lines in each file and order them from lowest to highest with:
wc -l *|sort
15263 Image.txt
16401 reference.txt
40459 richtexteditor.txt
How can I also print the number of unique lines in each file?
15263 1401 Image.txt
16401... (15 Replies)
Discussion started by: spacegoose
15 Replies
LEARN ABOUT DEBIAN
opal::read
read(3pm) User Contributed Perl Documentation read(3pm)NAME
OpaL::read - Perl extension for reading files and commands.
SYNOPSIS
use OpaL::read qw(functions);
No functions or variables are exported automaticly so you have to specify them here.
DESCRIPTION
OpaL::read is used for reading files and commands.
All functions are autoloaded so they will not be loaded into memory if you have not used them before.
FUNCTIONS
readfile
Reads the content of the specified file and returns a list with the all lines.
USAGE:
@foo = "readfile"($filename);
readfileline
Reads the first line of the specified file and returns a scalar with that line.
USAGE:
$foo = "readfileline"($filename);
readscalarfile
Reads the content of the specified file and returns a scalar with the entire content.
USAGE:
$foo = "readscalarfile"("filename");
readcommand
Reads the content from the output of the specified command and returns a list with the all lines.
USAGE:
@foo = "readcommand"("command");
readcommandline
Reads the first line from output of the specified command and returns a scalar with that line.
USAGE:
$foo = "readcommandline"("command)";
readscalarfile
Reads the content for the output of the specified file and returns a scalar with the entire content.
USAGE:
$foo = "readscalarcommand"($command);
AUTHOR
Ola Lundqvist <ola@inguza.com>
SEE ALSO perl(1).
perl v5.10.1 2012-08-21 read(3pm)