add_comment_meta
add_comment_meta ( $comment_id, $meta_key, $meta_value, $unique = false )
Parameters:- (int) comment_id Comment ID.
- (string) meta_key Metadata name.
- (mixed) meta_value Metadata value. Must be serializable if non-scalar.
- (bool) unique Optional. Whether the same key should not be added. Default false.
Links:Returns:- (int|false) Meta ID on success, false on failure.
Defined at: - Introduced in WordPress: 2.9.0
- Deprecated in WordPress: —
Description
Adds meta data field to a comment.