printerSetUnwindPaperLength method

Future<void> printerSetUnwindPaperLength(
  1. int length
)

设置标签模式回退纸长度。

Implementation

Future<void> printerSetUnwindPaperLength(int length) {
  throw UnimplementedError(
    'printerSetUnwindPaperLength() has not been implemented.',
  );
}