# BarcodeReader.fromHandle constructor

BarcodeReader.fromHandle(

1. Pointer<id3BiosealBarcodeReader> handle

)

Creates a new instance of the BarcodeReader class.

param handle Handle to the BarcodeReader. throws BiosealException An error has occurred during Bioseal Library execution.

## Implementation

    BarcodeReader.fromHandle(Pointer<id3BiosealBarcodeReader> handle) {
      _pHandle = calloc();
      _pHandle.value = handle;
      _disposable = false;
    }