- Added new methods for each inputs ui_...; fixed empty or 0 values checkbox/radio checked handling

src/Form/UiRadio.php

@@ -13,7 +13,7 @@ class UiRadio extends UiInput {
    
     protected function objectAttribute() : array 
     {
-        if ( ( $this->options['value'] ?? false ) && ( $this->options['value'] === $this->value ) ) {
+        if ( isset($this->options['value']) && ( $this->options['value'] === $this->value ) ) {
             return [
                 'checked' => "checked"
             ];