comment_author_email( int|WP_Comment $comment_id = 0 )

126function comment_author_email( $comment_id = 0 ) {127	$comment = get_comment( $comment_id );128 129	$comment_author_email = get_comment_author_email( $comment );130 131	/**132	 * Filters the comment author's email for display.133	 *134	 * @since 1.2.0135	 * @since 4.1.0 The `$comment_id` parameter was added.136	 *137	 * @param string $comment_author_email The comment author's email address.138	 * @param string $comment_id           The comment ID as a numeric string.139	 */140	echo apply_filters( 'author_email', $comment_author_email, $comment->comment_ID );141}