trail
Trailing stop distance from price.
trail 5 points
While a simulated trade is open, the trail line follows the running high (long) or low (short) by the given distance. Drawn on the chart as Trail and hit-tested on closed trades using OHLC only — exact intrabar order vs target is not known. Units: points (default), percent, or atr. Also shows as a Trail knob. Analytical metadata only — not a broker order modify.
Return value
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Example
when ema(9) crosses above ema(21) buy stop 10 points trail 5 points