diff --git a/Validator.php b/Validator.php
new file mode 100644
index 0000000..11f590e
--- /dev/null
+++ b/Validator.php
@@ -0,0 +1,14 @@
+<?php
+
+class Validator
+{
+    public static function string($value, $min = 1, $max = INF)
+    {
+        $value = trim($value);
+        return strlen($value) >= $min && strlen($value) <= $max;
+    }
+    public static function email($value)
+    {
+        return filter_var($value, FILTER_VALIDATE_EMAIL);
+    }
+}
\ No newline at end of file
diff --git a/controllers/note-create.php b/controllers/note-create.php
index 7691083..1902de7 100644
--- a/controllers/note-create.php
+++ b/controllers/note-create.php
@@ -1,4 +1,5 @@
 <?php
+require('Validator.php');
 $heading = 'Create Note';
 $username = 'appUser';
 $password = 'password';
@@ -8,11 +9,8 @@ $db = new Database($config['database'], $username, $password);
 if ($_SERVER['REQUEST_METHOD'] === 'POST') {
     $errors = [];
 
-    if (strlen($_POST['body'] === 0)) {
-        $errors['body'] = 'A body is required.';
-    }
-    if (strlen($_POST['body'] > 1000)) {
-        $errors['body'] = 'The body cann not be more than 1000 characters.';
+    if (! Validator::string($_POST['body'], 1, 1000)) {
+        $errors['body'] = 'A body of no more than 1000 characters is required.';
     }
     if (empty($errors)) {