getIsNull method

bool getIsNull()

Gets the A value indicating whether if the field is null.

return A value indicating whether if the field is null. throws BiosealException An error has occurred during Bioseal Library execution.

Implementation

bool getIsNull() {
  Pointer<Bool> pIsNull = calloc();
  try {
    var err = biosealSDK.id3BiosealField_GetIsNull(_pHandle.value, pIsNull);
    if (err != BiosealError.success.value) {
      throw BiosealException(err);
    }
    final vIsNull = pIsNull.value;
    return vIsNull;
  } finally {
    calloc.free(pIsNull);
  }
}