#!/usr/bin/perl
use strict;
use warnings;
while(<DATA>){
$_ =~ s/<p>/<con><p>/g;
$_ =~ s/<\/p>/<\/p><\/con>/g;
print $_;
}
__DATA__
<p>This is param1</p>
<p>This is second para</p>
<p>this is param3</p>

[download]
How to replace only the first <p> with <con><p> and last </p> with 
</p></con><code> <br/>

Now all the <code><p>

[download]
tag is substituted.

In reply to search and replace by Anonymous Monk

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
to format your post, it's "PerlMonks-approved HTML":


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