title: Need to add comma after every 3 digits using php
body: <p>I am using cms - megento. I want to display the price value in following format :</p>
  
  <p>add comma after every 3 digits.</p>
  
  <p><strong>for example :</strong></p>
  
  <pre><code> $price = 987536453 ;
  
  Need to print like 987,536,453.
  </code></pre>