Retrieves comment meta field for a comment.

Calculates the total number of comment pages.

Retrieves all of the WordPress supported comment statuses.

Retrieves a list of comments.

Gets the default comment status for a post type.

Retrieves the date the last comment was modified.

Calculates what page number a comment will appear on for comment paging.

Pings back the links found in a post.

Default filter attached to pingback_ping_source_uri to validate the pingback’s Source URI.

Checks whether blog is public before returning sites.