add_meta_boxes_comment
Action Hook: Fires when comment-specific meta boxes are added.
Source: wp-admin/edit-form-comment.php:266
Action Hook: Fires when comment-specific meta boxes are added.
Source: wp-admin/edit-form-comment.php:266
Filter Hook: Filters miscellaneous actions for the edit comment form sidebar.
Source: wp-admin/edit-form-comment.php:233