getCommentAuthorsIdsByPostId

 public static
\Bitrix\Blog\BlogUser::getCommentAuthorsIdsByPostId(
  $postId
);

Method returns blog post authors/users IDs (for this blog post comments). Static method.

Parameters

Parameter	Description	Version
$postId	Blog post ID.

Example

Get full data for all users who posted comments to this blog post.

$arPost = CBlogPost::GetByID($this->arParams["ID"]);
$cacheTime = 86400; //one day
$blogUser = new \Bitrix\Blog\BlogUser($cacheTime);
$commentUsers = $blogUser->getUsers(\Bitrix\Blog\BlogUser::getCommentAuthorsIdsByPostId($arPost['ID']));