diff --git a/src/BaseValidator.php b/src/BaseValidator.php
new file mode 100644
index 0000000..5f2eaf6
--- /dev/null
+++ b/src/BaseValidator.php
@@ -0,0 +1,34 @@
+<?php declare(strict_types=1);
+/*
+ * This file is part of Aplus Framework Validation Library.
+ *
+ * (c) Natan Felles <natanfelles@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+namespace Framework\Validation;
+
+use Framework\Helpers\ArraySimple;
+
+/**
+ * Class BaseValidator.
+ *
+ * @package validation
+ */
+abstract class BaseValidator
+{
+    /**
+     * Get field value from data.
+     *
+     * @param string $field
+     * @param array<string,mixed> $data
+     *
+     * @return string|null
+     */
+    protected static function getData(string $field, array $data) : ?string
+    {
+        $data = ArraySimple::value($field, $data);
+        return \is_scalar($data) ? (string) $data : null;
+    }
+}
diff --git a/src/Validator.php b/src/Validator.php
index 57c373b..757b3e3 100644
--- a/src/Validator.php
+++ b/src/Validator.php
@@ -18,22 +18,8 @@
  *
  * @package validation
  */
-class Validator
+class Validator extends BaseValidator
 {
-    /**
-     * Get field value from data.
-     *
-     * @param string $field
-     * @param array<string,mixed> $data
-     *
-     * @return string|null
-     */
-    protected static function getData(string $field, array $data) : ?string
-    {
-        $data = ArraySimple::value($field, $data);
-        return \is_scalar($data) ? (string) $data : null;
-    }
-
     /**
      * Validates alphabetic characters.
      *