title: PHP Regex - Detect 3 <br> or newline characters
body: <p>I have data pages in Wordpess where in the data, I want to detect 3 &lt; br > or 3 enter characters.<br>
  To detect 3 or more New Line chars,<br>
  i have : <code>/(^[\rn]*|[\r\n]+)[\s\t]*[\r\n]{3,}+/</code>
  <br>I need to add and option to detect 3 new line chars or 3 &lt; br />.
  How can this be accomplished?
  Thanks</p>