typo

the a is covered by a-z in the regex
symfony · Jun 20, 2015 · 7d56a5c · 7d56a5c
1 parent 606d605
commit 7d56a5c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/cookbook/validation/custom_constraint.rst b/cookbook/validation/custom_constraint.rst
@@ -64,7 +64,7 @@ The validator class is also simple, and only has one required method ``validate(
     {
         public function validate($value, Constraint $constraint)
         {
-            if (!preg_match('/^[a-zA-Za0-9]+$/', $value, $matches)) {
+            if (!preg_match('/^[a-zA-Z0-9]+$/', $value, $matches)) {
                 $this->context->addViolation(
                     $constraint->message,
                     array('%string%' => $value)