#!/usr/bin/perl

use warnings;
use strict;
my $pattern1='Prod Link Start';
my $pattern2='Dev Link Start';

open my $fh, '<', 'hii.txt' or die "Can't open the damn file for readi
+ng!: $!";

my @file_content;


while ( my $line = <$fh> ){
    chomp $line;


    if ( $line =~/$pattern1/i && !/--%>$/){
      print $line;
     $line.="--%>";
   push @file_content, "$line\n";
   next;
        
   }
    elsif ( $line =~/$pattern1/i && /--%>$/){
        $line = ~ s/--%>//g;
        push @file_content, "$line\n";
  next;
        
   }

if ( $line =~/$pattern2/i && !/--%>$/){
      print $line;
     $line.="--%>";
   push @file_content, "$line\n";
   next;
        
   }
    elsif ( $line =~/$pattern2/i && /--%>$/){
        $line = ~ s/\s--%>//;
        push @file_content, "$line\n";
  next;
        
   }
    

    push @file_content, "$line\n";
}

close $fh;

open $fh, '>', 'hii.txt' or die "Can't open the damned file for writin
+g: $!";
print $fh @file_content;
close $fh;
[download]

in this code each time it's appending "--%>"character even if condition becomes false in first if condition.i think there is some problem in using and operator.in this code it behaves meaningless.can anyone tell me where am i wrong?

---

---

Posts are HTML formatted. Put <p> </p> tags around your paragraphs. Put <code> </code> tags around your code and data!

Titles consisting of a single word are discouraged, and in most cases are disallowed outright.

Read Where should I post X? if you're not absolutely sure you're posting in the right place.

Please read these before you post! —

• How do I compose an effective node title?
• How do I post a question effectively?
• Markup in the Monastery

Posts may use any of the Perl Monks Approved HTML tags:

a, abbr, b, big, blockquote, br, caption, center, col, colgroup, dd, del, details, div, dl, dt, em, font, h1, h2, h3, h4, h5, h6, hr, i, ins, li, ol, p, pre, readmore, small, span, spoiler, strike, strong, sub, summary, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, wbr

You may need to use entities for some characters, as follows. (Exception: Within code tags, you can put the characters literally.)

	For:		Use:
	&		&
	<		&lt;
	>		&gt;
	[		&#91;
	]		&#93;

Link using PerlMonks shortcuts! What shortcuts can I use for linking?

See Writeup Formatting Tips and other pages linked from there for more info.