get pericular type from object
<p>How do I get all the date time type present in an object?</p>

<p>E.G. shipment object contains all the details about the shipment such as name of shipper,consignee etc. It also contain many date time fields such as receved date, transpoted date, delivered date etc.</p>

<p>How could I get all the date fields of the shipment object?</p>
