add_filter( 'get_comment_author', 'my_comment_author_by_nickname' ); function my_comment_author_by_nickname( $author ) { $comment= get_comment( $comment_ID ); if ( $comment->user_id ) { $author= get_the_author_meta( 'nickname', $comment->user_id ); } return $author; }
- https://ja.forums.wordpress.org/topic/141564?replies=3#post-194412(b:@source)