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- postbox_classes_{$page}_{$id} - Adam R Brown
WordPress hook directory postbox_classes_{$page}_{$id}. Important warning about variable hooks. Some hooks have variables in their names. For example ... - How to add a class to meta box - WordPress - Stack Exchange
Apr 21, 2012 ... I'd like to avoid having to call each id in the style rule for metaboxes ... In general the hook is postbox_classes_{$page}_{$id} where $page is ... - WordPress: Adding Some Class to Meta Boxes
Jun 14, 2011 ... The new filter is "postbox_classes_{$page}_{$id}" . To use it, you simply need to use the add_filter() function to hook into it. A single parameter ... - postbox_classes (WordPress Function) - WPSeek.com
else { $classes = in_array( $id, $closed ) ? array( 'closed' ) : array( '' ); } } else { $ classes = array( '' ); } $classes = apply_filters( "postbox_classes_{$page}_{$id}", ...
