- Fixed a bug caused by JsonSerialization and old code accessing attributes.

- Fixed Checkbox and Radio checked using a 4th option parameter

src/Form/UiRadio.php

@@ -4,10 +4,21 @@ namespace Picea\Ui\Form;
 
 class UiRadio extends UiInput {
 
-   public string $token = "ui.radio";
+    public string $token = "ui.radio";
 
-   public array $attributes = [
-       'class' => "ui-radio",
-       'type'  => "radio",
-   ];
+    public array $attributes = [
+        'class' => "ui-radio",
+        'type'  => "radio",
+    ];
+   
+    protected function objectAttribute() : array 
+    { 
+        if ( $this->options['value'] ?? false && ( $this->options['value'] === $this->value ) ) {
+            return [
+                'checked' => "checked"
+            ];
+        }
+        
+        return [];
+    }
 }