comment_form_title()

comment_form_title( string|false $no_reply_text = false, string|false $reply_text = false, bool $link_to_parent = true, int|WP_Post|null $post = null )

function comment_form_title( $no_reply_text = false, $reply_text = false, $link_to_parent = true, $post = null ) {
	global $comment;

	if ( false === $no_reply_text ) {
		$no_reply_text = __( 'Leave a Reply' );
	}

	if ( false === $reply_text ) {
		/* translators: %s: Author of the comment being replied to. */
		$reply_text = __( 'Leave a Reply to %s' );
	}

	$post = get_post( $post );
	if ( ! $post ) {
		echo $no_reply_text;
		return;
	}

	$reply_to_id = _get_comment_reply_id( $post->ID );

	if ( 0 === $reply_to_id ) {
		echo $no_reply_text;
		return;
	}

	// Sets the global so that template tags can be used in the comment form.
	$comment = get_comment( $reply_to_id );

	if ( $link_to_parent ) {
		$comment_author = sprintf(
			'<a href="#comment-%1$s">%2$s</a>',
			get_comment_ID(),
			get_comment_author( $reply_to_id )
		);
	} else {
		$comment_author = get_comment_author( $reply_to_id );
	}

	printf( $reply_text, $comment_author );
}