Function unregister

src/logic/createFormControl.ts:1394–1424

(name, options = {})

  };

  const unregister: UseFormUnregister<TFieldValues> = (name, options = {}) => {
    for (const fieldName of name ? convertToArrayPayload(name) : _names.mount) {
      _names.mount.delete(fieldName);
      _names.array.delete(fieldName);

      if (!options.keepValue) {
        unset(_fields, fieldName);
        unset(_formValues, fieldName);
      }

      !options.keepError && unset(_formState.errors, fieldName);
      !options.keepDirty && unset(_formState.dirtyFields, fieldName);
      !options.keepTouched && unset(_formState.touchedFields, fieldName);
      !options.keepIsValidating &&
        unset(_formState.validatingFields, fieldName);
      !_options.shouldUnregister &&
        !options.keepDefaultValue &&
        unset(_defaultValues, fieldName);
    }

    _subjects.state.next({
      values: cloneObject(_formValues),
    });

    _subjects.state.next({
      ..._formState,
      ...(!options.keepDirty ? {} : { isDirty: _getDirty() }),
    });

    !options.keepIsValid && _setValid();
  };

  const _setDisabledField: Control<TFieldValues>['_setDisabledField'] = ({
    disabled,