util modulo11

eduardokum · Aug 14, 2019 · 2878201 · 2878201
1 parent 439831f
commit 2878201
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/src/Util.php b/src/Util.php
@@ -540,9 +540,8 @@ public static function fatorVencimentoBack($factor, $format = 'Y-m-d')
     public static function modulo11($n, $factor = 2, $base = 9, $x10 = 0, $resto10 = 0)
     {
         $sum = 0;
-        $n = (int) $n;
         for ($i = mb_strlen($n); $i > 0; $i--) {
-            $sum += mb_substr($n, $i - 1, 1)*$factor;
+            $sum += ((int) mb_substr($n, $i - 1, 1))*$factor;
             if ($factor == $base) {
                 $factor = 1;
             }