Improve documentation

README.md

@@ -26,7 +26,11 @@ There are two main ways to use the ORM: through automatic ORM properties, which
 * [Automatic ORM properties example »](https://github.com/danog/AsyncOrm/blob/master/examples/1-automatic.php)
 * [Manual example »](https://github.com/danog/AsyncOrm/blob/master/examples/2-manual.php)
 
-The `DbArray` obtained through one of the methods above is an abstract array object that automatically stores and fetches elements of the specified type, from the specified database.  
+The `DbArray` obtained through one of the methods above is an abstract array object that automatically stores and fetches elements of the specified [type »](#value-types), from the specified database.  
+
+`DbArray`s of type `ValueType::OBJECT` can contain objects extending `DbObject`.  
+
+Classes extending `DbObject` have a special `save` method that can be used to persist object changes to the database, as can be seen in the [example](https://github.com/danog/AsyncOrm/blob/master/examples/2-manual.php).  
 
 ### Settings
 
@@ -79,35 +83,7 @@ For optimal performance, the specified types must be as strict as possible, here
 
 One of the most important value types is `ValueType::OBJECT`, it is used to store entire objects extending the `DbObject` class to the database.  
 
-Objects extending `DbObject` have a special `save` method that can be used to persist object changes to the database.  
-
-```php
-$fieldConfig = new DbArrayBuilder(
-    'tableName',
-    $settings,
-    KeyType::STRING,
-    ValueType::OBJECT
-);
-
-$db = $fieldConfig->build();
-
-class MyObject extends DbObject
-{
-    public function __construct(
-        public readonly string $value
-    ) {
-    }
-}
-
-$db->set("a", new MyObject('v'));
-$obj = $db->get("a");
-
-var_dump($obj->value);
-$obj->value = 'newValue';
-$obj->save();
-
-var_dump($db->get("a")->value); // newValue
-```
+Objects extending `DbObject` have a special `save` method that can be used to persist object changes to the database, as can be seen in the [example](https://github.com/danog/AsyncOrm/blob/master/examples/2-manual.php).  
 
 ## API Documentation
 

examples/2-manual.php

@@ -50,11 +50,16 @@
 class MyObject extends DbObject
 {
     public function __construct(
-        public readonly string $value
+        public string $value
     ) {
     }
 }
 
 $db->set("a", new MyObject('v'));
 $obj = $db->get("a");
+
 var_dump($obj->value);
+$obj->value = 'newValue';
+$obj->save();
+
+var_dump($db->get("a")->value); // newValue