docs: fix incorrect dot array syntax keys

Author: kenjis

user_guide_src/source/libraries/validation.rst

@@ -591,7 +591,7 @@ If you need to retrieve all error messages for failed fields, you can use the ``
 
 If no errors exist, an empty array will be returned.
 
-When using a wildcard, the error will point to a specific field, replacing the asterisk with the appropriate key/keys::
+When using a wildcard (``*``), the error will point to a specific field, replacing the asterisk with the appropriate key/keys::
 
     // for data
     'contacts' => [
@@ -606,10 +606,10 @@ When using a wildcard, the error will point to a specific field, replacing the a
     ]
 
     // rule
-    'contacts.*.name' => 'required'
+    'contacts.friends.*.name' => 'required'
 
     // error will be
-    'contacts.friends.1.name' => 'The contacts.*.name field is required.'
+    'contacts.friends.1.name' => 'The contacts.friends.*.name field is required.'
 
 Getting a Single Error
 ======================

user_guide_src/source/libraries/validation/009.php

@@ -4,7 +4,7 @@
  * The data to test:
  * [
  *     'contacts' => [
- *        'name' => 'Joe Smith',
+ *         'name' => 'Joe Smith',
  *         'friends' => [
  *             [
  *                 'name' => 'Fred Flinstone',
@@ -21,8 +21,3 @@
 $validation->setRules([
     'contacts.name' => 'required|max_length[60]',
 ]);
-
-// Fred Flintsone & Wilma
-$validation->setRules([
-    'contacts.friends.name' => 'required|max_length[60]',
-]);

user_guide_src/source/libraries/validation/010.php

@@ -2,5 +2,5 @@
 
 // Fred Flintsone & Wilma
 $validation->setRules([
-    'contacts.*.name' => 'required|max_length[60]',
+    'contacts.friends.*.name' => 'required|max_length[60]',
 ]);