Mike42\Escpos\PrintConnectors\DummyPrintConnector::read PHP Method

{@inheritDoc}

See also: PrintConnector::read()

public read ( $len )

    public function read($len)
    {
        return $len >= strlen($this->readData) ? $this->readData : substr($this->readData, 0, $len);
    }

DummyPrintConnector