In the world of quantitative trading, AmiBroker stands as a colossus. Its native scripting language, the AmiBroker Formula Language (AFL) , is one of the most powerful, flexible, and fastest backtesting tools available to retail traders.
// --- 2. INPUT PARAMETERS (Robust & Type-checked) --- Periods = Param("Breakout Periods", 20, 5, 100, 1); ATR_Mult = Param("ATR Stop Multiplier", 3, 1, 5, 0.5);
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// Short Exit: Close above entry price plus ATR multiple Cover = C > (ValueWhen(Short, C, 1) + (ATR_Mult * ATR_Val));
// --- 3. CALCULATIONS (Using Ref() to kill future bias) --- // Verified: We use PREVIOUS bar's high/low to generate TODAY's signal PrevHigh = Ref(HHV(H, Periods), -1); PrevLow = Ref(LLV(L, Periods), -1); In the world of quantitative trading, AmiBroker stands
// --- 6. POSITION SCORING (Null-safe) --- PositionScore = Nz(RSI(), 50); // If RSI is Null, default to 50 PositionScore = IIf(PositionScore < 0, 10, PositionScore); // Sanity check
// Verified PositionScore = IIf(Nz(RSI(), 0) > 0, RSI(), 0); AmiBroker AFL code verified must include a settings header or instructions: INPUT PARAMETERS (Robust & Type-checked) --- Periods =
// --- 4. TRADE SIGNALS (Fully reset logic) --- Buy = 0; Short = 0; Sell = 0; Cover = 0;