manage_ . $post_type . _posts_custom_column, [ $this, column_content ], 10, 2 manage_ . $post_type . _posts_custom_column, [ $this, column_content ], 10, 2 Share this:TweetLike this:Like Loading… Hook Type: actionSee hook in action See this hook used in plugins:Select Pluginwordpress-seo.28.1