anchor.diff:      }
     }
   
  -  @override
  -  void prvt_updateValueFromDom() {
  +  @override void prvt_updateValueFromDom() {
       this.value = value_holder_element.value;
     }
   
  
positive.code:     updatePropertiesFromNodes(attrs: ["disabled", "name", "max_length"], invoke_callbacks: true);
    }
  
    @override
    set value(v) {
  
      if(v is String) {
  
  
negative.code: part of nest_ui;
  
  /** Numeric field can only contain digits and a period (.) character.
    * All other characters are automatically erased.
    */
  class NumericFormFieldComponent extends FormFieldComponent {
  
    List attribute_names = ["validation_errors_summary", "name", "disabled", "max_length"];
  