Summery Summery
Get a category for the item
Syntax Syntax
Parameters Parameters
- $key
- 
					(Required) The category that you want to return. Remember that arrays begin with 0, not 1 
Return Return
(SimplePie_Category|null)
Source Source
File: wp-includes/SimplePie/Item.php
	 */
	public function get_thumbnail()
	{
		if (!isset($this->data['thumbnail']))
		{
			if ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_MEDIARSS, 'thumbnail'))
			{
				$this->data['thumbnail'] = $return[0]['attribs'][''];
			}
			else
			{
				$this->data['thumbnail'] = null;
			