Masterpiece of PineCoders script https://www.tradingview.com/script/dYqL95JB-Backtesting-Trading-Engine-PineCoders/ in v3, this is the project to upgrade it to v4-v5 and implement dynamic variable alerts message from within an indicator() alertcondition as discussed here https://t.me/pinescripters/31982
It's was a pull test, that's why I closed. Test done