blockly > Field > doValueInvalid_
Field.doValueInvalid_() method
Used to notify the field an invalid value was input. Can be overridden by subclasses, see FieldTextInput. No-op by default.
Signature:
protected doValueInvalid_(_invalidValue: any, _fireChangeEvent?: boolean): void;
Parameters
| Parameter | Type | Description |
|---|---|---|
| _invalidValue | any | The input value that was determined to be invalid. |
| _fireChangeEvent | boolean | (Optional) Whether to fire a change event if the value changes. |
Returns:
void