Thumbnail Field's purpose is simple and It creates two new functions, the thumbnail field and get thumbnail field, to facilitate retrieving information from post's featured image, such as the title, alt, description, or caption.
Theme and plugin developers are welcome to strip these functions out of this plugin and use them directly in their work, or require this plugin..
Both functions take up to three arguments, all of which are optional $field is the name of the field to retrieve.
Defaults to 'caption Custom meta fields are supported. $post id is integer specifying the ID of the post to retrieve featured information for.
Defaults to current $post $suppress filters is TRUE FALSE value indicating whether to run the returned field through get thumbnail field filters that might be defined somewhere.
Activate the plugin through 'Plugins WordPress.
This can retrieve the information from post's featured image, all of which are considered 'fields for the purposes of passing the first argument to one of the functions id title filename url alt author description caption name status.
uploadedTo date modified menuOrder mime type subtype icon dateFormatted editLink sizes ...
If the field you're interested in isn't one of WordPress's defaults but is defined as standard meta field, this should be able to grab it...
Browse the code, check out SVN repository, or subscribe to the development log by RSS...
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