<?php
$data = "<p class=\"title\">Title one</p>";
$data .= "<p class=\"title\">Title two</p>";
$data .= "<p class=\"title\">Title three</p>";
$reg = "/<p.*?class=[\"']*title[\"']*.*?>.*?<\/p.*?>/si";
$repl = "<p class=\"my\">Replace on two</p>";
echo $data, " -------> ";
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