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Value ref
sessionSession value — session_field: high|low|open|close|prior_close|bars_into_session|range|mid|in_session (boolean 1.0/0.0, never NaN; use to gate around TimeRef NaN trap). Optional window_start (HH:MM) + window_duration_minutes for intraday sub-windows (e.g. opening range).
Backing types
SessionSignalRef
Required fields
FieldTypeDescription
session_fieldreqenum: open, high, low, close, prior_close, bars_into_session, range, mid, in_session-Optional fields
FieldTypeDescription
factoranyOf (2 variants)-resolutionanyOf (2 variants)Optional higher-timeframe override for this value ref. Set it inside lhs/rhs refs such as {'type': 'indicator', ..., 'resolution': '4h'} or {'type': 'price', 'field': 'close', 'resolution': '4h'}. Do not put timeframe/source_timeframe on the parent condition. None = strategy timeframe.typestring-window_duration_minutesanyOf (2 variants)-window_startanyOf (2 variants)Intraday window start as HH:MM wall-clock in the session timezone (e.g., '09:30'). Requires window_duration_minutes.Backing types
The IR ValueRef classes this builder field resolves to.
SessionSignalRef