`get_children()` on a childless comment will not trigger * unneeded database queries. * * @since 4.4.0 * * @param bool $set Whether the comment's children have already been populated. */ public function populated_children( $set ) { $this->populated_children = (bool) $set; } /** * Check whether a non-public property is set. * * If `$name` matches a post field, the comment post will be loaded and the post's value checked. * * @since 4.4.0 * * @param string $name Property name. * @return bool */ public function __isset( $name ) { if ( in_array( $name, $this->post_fields, true ) && 0 !== (int) $this->comment_post_ID ) { $post = get_post( $this->comment_post_ID ); return property_exists( $post, $name ); } } /** * Magic getter. * * If `$name` matches a post field, the comment post will be loaded and the post's value returned. * * @since 4.4.0 * * @param string $name * @return mixed */ public function __get( $name ) { if ( in_array( $name, $this->post_fields, true ) ) { $post = get_post( $this->comment_post_ID ); return $post->$name; } } }