# isDateValid method

bool isDateValid()

Indicates whether the date is valid.

return true if the date is valid. throws BiosealException An error has occurred during Bioseal Library execution.

## Implementation

    bool isDateValid() {
      Pointer<Bool> pResult = calloc();
      try {
        var err = biosealSDK.id3BiosealDateTime_IsDateValid(_pHandle.value, pResult);
        if (err != BiosealError.success.value) {
          throw BiosealException(err);
        }
        final vResult = pResult.value;
        return vResult;
      } finally {
        calloc.free(pResult);
      }
    }