green line = yesterday's high
red line = yesterday's low
Fills y-range with black color so it's easier to see if we are inside or outside yesterday's range
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.