Sorry Laurent.Here below I am given my full code

#!/usr/bin/perl  -w


=head1 NAME

ping_linux.pl - This script works on Linux system  pings a host and re
+turns statistics data.

=head1 VERSION

Version 1.0

=head1 AUTHOR

Gaurav Dubey (gaurav.d@ronankiinfotech.com

=head1 SYNOPSIS

  ./ping_linux.pl [-c --> count (Number of echo requests to be sent)] 
+[-i --> interval (Interval in milliseconds between echo  requests)] [
+-s --> packetsize (Size of icmp packet)] [-h --> destinationIP (Ip ad
+dress of destination host)] [-w --> AllowableTime (Max time in second
+s for sending receiving echo requests/reponse)]"

=head1 DESCRIPTION

This pings a host via the system ping command and returns RTA ,Tx pack
+ets,Rx packets,TTL,Packet-loss

=cut

use strict;

use Getopt::Long;
use Pod::Usage;

my ($host,$count,$interval,$packetsize,$allowableTime);
GetOptions(
    "h|host=s",    \$host,
    "c|count=i",    \$count,
    "i|interval=i",     \$interval,
    "s|packetsize=i", \$packetsize,
    "w|allowableTime=i",\$allowableTime,
);

#pod2usage("$0: No host given!\n") unless($host);
pod2usage("$0:No host given!\n") unless($host && $host =~ /^((([2][5][
+0-5]|([2][0-4]|[1][0-9]|[0-9])?[0-9])\.){3})([2][5][0-5]|([2][0-4]|[1
+][0-9]|[0-9])?[0-9])$/);
$count = 5 unless ($count);
$interval = 1 unless ($interval);
$packetsize = 56 unless ($packetsize);
$allowableTime = 10 unless ($allowableTime);


open CMD, "/bin/ping -c $count -i $interval -s $packetsize -w $allowab
+leTime $host |" or die "Can't open ping: $!";

 while (<CMD>) {
my (@values1,@val1,@values2,@val2); 
    if ( $_ =~ /PING/ ){
           @values1 = split ;
          @val1 = split(/\(/,$values1[3]); 
         $val1[1] =~ s/\)//;
           }  
    print "$values1[1] \n";
    print "$val1[0] \n";
      if ($. == 2) {
        @values2 = split;
          @val2 = split(/\=/ , $values2[5]);
           }
print "$val2[1] \n";
}
close CMD

[download]

by this means I am running my perl script

./ping_linux.pl -h 74.125.235.7  -c 1

And this is my output

74.125.235.7 
56 
Use of uninitialized value $val2[1] in concatenation (.) or string at 
+./ping_linux.pl line 64, <CMD> line 1.
 
Use of uninitialized value $values1[1] in concatenation (.) or string 
+at ./ping_linux.pl line 58, <CMD> line 2.
 
Use of uninitialized value $val1[0] in concatenation (.) or string at 
+./ping_linux.pl line 59, <CMD> line 2.
 
54 
Use of uninitialized value $values1[1] in concatenation (.) or string 
+at ./ping_linux.pl line 58, <CMD> line 3.
 
Use of uninitialized value $val1[0] in concatenation (.) or string at 
+./ping_linux.pl line 59, <CMD> line 3.
 
Use of uninitialized value $val2[1] in concatenation (.) or string at 
+./ping_linux.pl line 64, <CMD> line 3.
 
Use of uninitialized value $values1[1] in concatenation (.) or string 
+at ./ping_linux.pl line 58, <CMD> line 4.
 
Use of uninitialized value $val1[0] in concatenation (.) or string at 
+./ping_linux.pl line 59, <CMD> line 4.
 
Use of uninitialized value $val2[1] in concatenation (.) or string at 
+./ping_linux.pl line 64, <CMD> line 4.
 
Use of uninitialized value $values1[1] in concatenation (.) or string 
+at ./ping_linux.pl line 58, <CMD> line 5.
 
Use of uninitialized value $val1[0] in concatenation (.) or string at 
+./ping_linux.pl line 59, <CMD> line 5.
 
Use of uninitialized value $val2[1] in concatenation (.) or string at 
+./ping_linux.pl line 64, <CMD> line 5.
 
Use of uninitialized value $values1[1] in concatenation (.) or string 
+at ./ping_linux.pl line 58, <CMD> line 6.
 
Use of uninitialized value $val1[0] in concatenation (.) or string at 
+./ping_linux.pl line 59, <CMD> line 6.
 
Use of uninitialized value $val2[1] in concatenation (.) or string at 
+./ping_linux.pl line 64, <CMD> line 6.

[download]

So now please enlighten me on this .Thanks

In reply to Re^2: uninitialized values by gaurav
in thread uninitialized values by gaurav

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