Checks whether comment flooding is occurring.

Erases personal data associated with an email address from the comments table.

Finds and exports personal data associated with an email address from the comments table.

Retrieves the total comment counts for the whole site or a single post.

Determines whether to defer comment counting.

Trashes or deletes a comment.

Filters and sanitizes comment data.

Retrieves the maximum character lengths for the comment form fields.

Retrieves the status of a comment by comment ID.

Gets current commenter’s name, email, and URL.