#!/usr/bin/perl

while($_ = <DATA>){

chomp;
#print $_;

s/<.+><\/.+>//g;
s/<!\[CDATA\[<p><\/p><p>/<![CDATA[<p>/g;
print "$_\n";
}

__DATA__
<Text><p>
<Text></Text>
<Memo></Memo>
<Text></p>
<![CDATA[<p></p><p>

[download]
How to remove the string if it has <Text></Text>,<Memo></Memo> but not </p><p> Which is empty and how to replace <![CDATA[<p></p><p> to <![CDATA[<p>

In reply to delete and substitute by Anonymous Monk

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
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