Merge pull request #30

fix: check national id length before checking its characters

Author: sadegh19b

src/Rules/IranianNationalId.php

@@ -73,6 +73,10 @@ public function validate(string $attribute, mixed $value, Closure $fail): void
      */
     protected function isValidNationalCode(string $value): bool
     {
+        if (mb_strlen($value) !== 10) {
+            return false;
+        }
+
         $sum = 0;
         $values = str_split($value);