One way to do it is to generate a lookup hash keyed on your search data. Here's a starting point:
use warnings;
use strict;
my @file1 =
(
'1141286452,ServerA,Disk Full',
'1141286737,ServerB,Net Down',
'1141286737,ServerC,Disk Full'
);
my @file2 =
(
'1141286737,ServerB,Net Down',
'1141286780,ServerD,Bit Bucket Missing'
);
my %file1LookUp;
push @{$file1LookUp{$file1[$_ - 1]}}, $_ for (1..@file1);
for (@file2) {
print "Matched $_ at line(s) @{$file1LookUp{$_}}\n" if exists $fil
+e1LookUp{$_};
}
Prints:
Matched 1141286737,ServerB,Net Down at line(s) 2
DWIM is Perl's answer to Gödel