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Source View: manage_{$post_type}_posts_columns

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Line Code
730            * Possible hook names include:
731            *
732            *  - `manage_post_posts_columns`
733            *  - `manage_page_posts_columns`
734            *
735            * @since 3.0.0
736            *
737            * @param string[] $post_columns An associative array of column headings.
738            */
739           return apply_filters( "manage_{$post_type}_posts_columns", $posts_columns );
740      }
741
742      /**
743       * @return array
744       */
745      protected function get_sortable_columns() {
746           return array(
747                'title'    => 'title',
748                'parent'   => 'parent',