From e2deae00e5ac436560667d6afe1fe2bac3ec8859 Mon Sep 17 00:00:00 2001
From: Remi Collet <remi@remirepo.net>
Date: Fri, 13 Sep 2019 11:23:30 +0200
Subject: [PATCH] fix PHP Warning: chr() expects parameter 1 to be int

---
 include/tcpdf_fonts.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/tcpdf_fonts.php b/include/tcpdf_fonts.php
index 9242ca4..218fb6d 100644
--- a/include/tcpdf_fonts.php
+++ b/include/tcpdf_fonts.php
@@ -1664,6 +1664,7 @@ class TCPDF_FONTS {
 	 * @public static
 	 */
 	public static function unichr($c, $unicode=true) {
+		$c = intval($c);
 		if (!$unicode) {
 			return chr($c);
 		} elseif ($c <= 0x7F) {