Hello guys/gals,
i am sorry as this is probably very simply but i am slowly learning perl and need to convert some old korn shell scripts.
I need to be able to search a file line by line but only match a string at particular location on that line, for example character 20-30. So my file... (4 Replies)
Hi All
I want to search a string from an array in Perl. If a match occurs, assign that string to a variable else assign 'No match'. I tried writing the script as follows but it's in vain. Please help me..
#!/usr/bin/perl
use strict;
my $NER;
my @text=("ORG","PER");
... (4 Replies)
Hi,
I have a file having around 30 records. Each record has 5 fields delimited by PIPE. Few records in the file having Junk characters in the field2 and field4.
I found the junk charcter and I tested it and replace the junk with space with the command below
perl -i -p -e "s/\x00/ /g"... (1 Reply)
Hi,
I am using KSH shell to do some programming.
I want to search array and print index value of the array.
Example..
nodeval4workflow="DESCRIPTION ="" ISENABLED ="YES" ISVALID ="YES" NAME="TESTVALIDATION"
set -A strwfVar $nodeval4workflow
strwfVar=DESCRIPTION=""... (1 Reply)
How to reverse search for a matched string in a file. Get line# of the first matched line. I am getting '2' into 'lineNum' variable.
But it feels like I am using too many commands. Is there a better more efficiant way to do this on Unix?
abc.log
aaaaaaaaaaaaa
bbbbbbbbbbbbb... (11 Replies)
Hi,
I want the Perl script with versions 5.8.2 and 5.8.5 starting with
#!/usr/bin/perl
The Perl program should read the excel file or text file line by line and taking into an array and search in the UNIX directories for reference file of .jsp or .js or .xsl with path .The Object names... (2 Replies)
Hi,
i want to search and replace array values by using perl
perl -pi -e "s/${d$i]}/${b$j]}" *.xml
i am using while loop for the same. if i excute this,it shows "Substitution replacement not terminated at -e line 1.".
please tell me what's wrong this line (1 Reply)
I'm trying to find a way to search a range of similar words in a file. I tried using sed but can't get it right:sed 's/\(ca01\)*//'It only removes "ca01" but leaves the rest of the word. I still want the rest of the information on the lines just not these specific words listed below. Any... (3 Replies)
How to grep for searching a string within a begin and end pattern of a file.
Sent from my Redmi 3S using Tapatalk (8 Replies)
Discussion started by: Baishali
8 Replies
LEARN ABOUT DEBIAN
mcsender
MCSENDER(8) System Manager's Manual MCSENDER(8)NAME
mcsender - Multicast test tool to send multicast test packets
SYNOPSIS
mcsender [-t<ttl>] [-i<interface>] ip:port
DESCRIPTION
mcsender sends multicast packets to the specified IPv4 or IPv6 multicast address and port. The packets sent contain the string "this is the
test message from mclab/mcsender
".
OPTIONS
-t<ttl>
Set the TTL (or hop limit for IPv6) to the specified value.
-i<interface>
Specify the interface to use for outgoing multicast datagrams.
EXAMPLES
To send datagrams to IPv4 multicast address 239.1.1.1 and port 12345 with a TTL of 3:
$ mcsender -t3 239.1.1.1:12345
To send datagrams to IPv4 multicast address 239.1.1.1 and port 12345 with a TTL of 3 out of interface eth1:
$ mcsender -ieth1 -t3 239.1.1.1:12345
To send datagrams to IPv6 multicast address ff15::1 and port 12345 with a hop limit of 3:
$ mcsender -t3 ff15::1:12345
To send datagrams to IPv6 multicast address ff15::1 and port 12345 with a hop limit of 3 out of interface eth1:
$ mcsender -ieth1 -t3 ff15::1:12345
AUTHOR
mcsender was written by Carsten Schill <carsten@cschill.de>.
Support for IPv6 was added by Todd Hayton <todd.hayton@gmail.com>.
This manual page was written by Julien BLACHE <jblache@debian.org>, for the Debian project (but may be used by others).
August 08, 2011 MCSENDER(8)