+/**
+ * WordPress Comment Administration API.
+ *
+ * @package WordPress
+ * @subpackage Administration
+ */
+
+/**
+ * Determine if a comment exists based on author and date.
+ *
+ * @since 2.0.0
+ * @uses $wpdb
+ *
+ * @param string $comment_author Author of the comment
+ * @param string $comment_date Date of the comment
+ * @return mixed Comment post ID on success.
+ */