// 3. Report to Commentary Window if(HasLookAhead()) printf("WARNING: Unverified Code – Contains look-ahead functions.\n"); else printf("VERIFIED: No obvious look-ahead detected. Run Walk-Forward to confirm.\n");
If this red line deviates significantly from your backtest equity, your code is leaking future information.
Before running any script on a live account, you must scan for these common coding pitfalls: Look-Ahead Bias (Future Leakage) amibroker afl code verified
By default, AmiBroker might execute a trade on the same bar a signal occurs. In reality, you usually see a signal at Sunday's close and execute on Monday's open. Failing to set trade delays results in unverified, highly inflated backtest performance. 3. Price Array Mismatches
_N(Title = StrFormat("Bars = %g", BarCount)); Before running any script on a live account,
Debugging complex AFL code can take hours or days, taking time away from strategy development. 3. How to Verify AFL Code Yourself
AmiBroker processes data as "arrays" (a series of numbers representing time-series data). A common rookie mistake is trying to use an array inside a standard if statement. highly inflated backtest performance.
Link your AmiBroker platform to external execution routers like AlgoMojo or OpenAlgo using secure connection modules.
To ensure your code meets institutional standards, implement this structured verification pipeline. Step 1: Utilize the Code Check and Profile Tools
When you download a script claiming to be run it through this forensic checklist.