block18.javascript

## app.js
    updateChartData(data) {    
        ...

        document.getElementById('price').innerHTML = data.Price;
        this.chart.data.datasets.forEach(dataset => {
          var currentPrice = document.getElementById('price');
          var tag = currentPrice.innerHTML;
          tag = data.Price;
          this.flashColor(this.threshold, tag, currentPrice);
        });
        this.chart.update();
      }