How can I add a column in the wp_list_table of the admin area?
I think what you need is the set of filters and actions to add custom columns to post edit screens: manage_edit-post_type_columns: used to add columns manage_posts_custom_column: used to print the content of each row of the column manage_edit-post_type_sortable_columns: used to register sortable columns. Undocumented. request: you may need to use this filter in combination with … Read more