title: Create custom Date format in php
body: <p>I need to update jira custom field through API.</p>
  
  <pre><code>"customfield_10003": "2011-10-19T10:29:29.908+1100"
  </code></pre>
  
  <p>According to jira <code>This format is ISO 8601: YYYY-MM-DDThh:mm:ss.sTZD</code></p>
  
  <p>I need to create the same date format with PHP. Please help me to do so.</p>