block20.javascript

// app.js
    flashColor(threshold, tag, currentPrice) {
        let color = " ";
        if (tag > threshold ) {
          color = "green";
        } else if(tag == threshold){
          color = "blue";
        } else {
          color = "red";
        }
        currentPrice.style.color = color;
        currentPrice.style.fontWeight = "bolder";
      }