Home › Forums › Backend Issues (wp-admin) › Set image as featured image › Reply To: Set image as featured image
@boriskamp1991.
1. _thumbnail_id
is the ID WordPress uses for the attached image term.
2. If you are seeing an object then you asked for an object. See the info on get_fields() vs the_field() on http://www.advancedcustomfields.com/resources/
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