# getHasPrefix method

bool getHasPrefix()

Gets the prefix is present.

return Prefix is present. throws BiosealException An error has occurred during Bioseal Library execution.

## Implementation

    bool getHasPrefix() {
      Pointer<Bool> pHasPrefix = calloc();
      try {
        var err = biosealSDK.id3Bioseal_GetHasPrefix(_pHandle.value, pHasPrefix);
        if (err != BiosealError.success.value) {
          throw BiosealException(err);
        }
        final vHasPrefix = pHasPrefix.value;
        return vHasPrefix;
      } finally {
        calloc.free(pHasPrefix);
      }
    }