title: jQuery indexof from the second same character
body: <p>how to get the second same character and index from that second character ?</p>
  
  <p>string example: hello&amp;4&amp;I am searching the second same character</p>
  
  <p>I know how to get first "&amp;".</p>
  
  <pre><code>position = data.indexOf("&amp;");
  </code></pre>
  
  <p>How to get the second "&amp;" position ? When the 4 number is dynamic ?</p>
  
  <p>Sorry for bad english.</p>