WordPress Code Reference

SimplePie::get_link

Summery Summery

Get a single link for the feed

SimplePie::get_link( int $key, string $rel = 'alternate' )

$key

(Required) The link that you want to return. Remember that arrays begin with 0, not 1

$rel

(Optional) The relationship of the link to return

Default value: 'alternate'

(string|null) Link URL

		if (!empty($categories))
		{
			return array_unique($categories);
		}

		return null;
	}

	/**
	 * Get an author for the feed
	 *

Changelog
Version	Description
1.0	Introduced.