1. backtest start date
2. tp% and stop loss%
3. trail stop price and trail stop offset
The long and short condition is ma crossover and corssunder by default.
You can change the logic with your own.
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.