Good evening to you all perl experts
I need your help
I have a very simple script where I´m trying to print a line from status.dat file.
The script will find the line containing "servicestatus", and I want to print the content of the next line.
For example, the file contains this text:... (6 Replies)
How to edit file content at the specific line? For example at below
The things to edit --> This is line 2. And it is below line 1.
This is line 1.
This is line 2. # i want to append some words at this row line. How?
This is line 3. (8 Replies)
Hi,
I am trying to print a specific line in a file through sed or awk. The line number will be passed as a parameter from the previous step. My code looks as below.
TEMP3=`sed -n '$TEMP2p' $FILEPATH/Log.txt`
$TEMP2, I am getting from the previous step which is a numerical value(eg:3).
... (2 Replies)
Hi,
I have urls in my input file like this
http://unix.com/abc/def
http://unix.com/kil/min
I want to use the / as separator and print the last content as another column like this
http://unix.com/abc/def def
http://unix.com/kil/min min
I was using awk -F option and then joining the... (3 Replies)
Hi,
I have a file which contains 2,500,500,432 lines.
Can I know what command I should type in order just print out particular line from the input file?
eg. I just wanna to see what is the contents at line 522,484,612.
Thanks for advice. (3 Replies)
Hi Everyone,
Is there a way I can print specific lines using sed -n '3,3p' file.dat or awk 'FNR==3' file.dat when using variable?
For example, I have this script (get_line.ksh) that accepts line parameter that a user wanted to print in the file.dat.
file.dat
one
two
three
four
... (1 Reply)
Input file :
AAAG TC
AACCCT AACCCT AACCCT AACCCT
TCTG TCTG TCTG AC AC TCTG TCTG AC AC AC
AC AC
AGTG AC
AGTG TCC
Desired output file :
AACCCT AACCCT AACCCT AACCCT
AC AC
I would like to print out the line that share exactly same as the first column data content.
Column one data... (4 Replies)
In the file below I am trying to extract a specific instance of path, if the adjacent plugin": "/rundb/api/v1/plugin/49/. Thank you :).
file
"path": "/results/analysis/output/Home/Auto_user_S5-00580-4-Medexome_65_028/plugin_out/FileExporter_out.52", "plugin": "/rundb/api/v1/plugin/49/",... (8 Replies)
Hi,
I have urls in my input file like this (1 Reply)
Discussion started by: tmonk1
1 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)