Library "SessionInfo" Utility functions for session specific information like the bar index of the session.
inSession(spec) Returns true if the current bar is in the session specification. Parameters: spec: session.regular (default), session.extended or other time spec. Returns: True if the current is in session; otherwise false.
minutesToLen(minutes, multiple) Converts the number of minutes to a length to be used with indicators. Parameters: minutes: The number of minutes. multiple: The length multiplier. Returns: math.ceil(minutes * multiple / timeframe.multiplier)
bar(spec, res) Returns the intraday bar index. May not always map directly to time as a bars can be skipped. Parameters: spec: session.regular (default), session.extended or other time spec. res: The resolution (default = "1440"). Returns: The integer index of the bar of the session.
isFirstBar(spec, res) Returns true if the current bar is the first one of the session. Parameters: spec: session.regular (default), session.extended or other time spec. res: The resolution (default = "1440"). Returns: True if the current bar is the first one of the session.
wasLastBar(spec, res) Returns Returns true if the previous bar was the last of the session. Parameters: spec: session.regular (default), session.extended or other time spec. res: The resolution (default = "1440"). Returns: True if was the last bar of the session.
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v2
Added: maxBars(spec, res) Returns maximum (usual) number of bars per day. Parameters: spec: session.regular (default), session.extended or other time spec. res: The resolution (default = "1440"). Returns: The max (usual) number of bars per day.
maxMinutes(spec, res) Returns maximum (usual) number of minutes per day. Parameters: spec: session.regular (default), session.extended or other time spec. res: The resolution (default = "1440"). Returns: The max (usual) number of minutes per day.
daysToBars(spec, res) Returns the number of bars equal to the number of days based upon usual session length. Parameters: spec: session.regular (default), session.extended or other time spec. res: The resolution (default = "1440"). Returns: The number of bars representing the number of days.
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v3
Added: isIn(spec) Returns true if the current bar is in the session specification. Parameters: spec: session.regular (default), session.extended or other time spec. Returns: True if the current is in session; otherwise false.
isBefore(spec, res) Returns true if the bar is before before the session (default = regular) opens. Parameters: spec: session.regular (default), session.extended or other time spec. res: The resolution (default = timeframe.period). Returns: True if before the session.
isAfter(spec, res) Returns true if the bar is before before the session (default = regular) opens. Parameters: spec: session.regular (default), session.extended or other time spec. res: The resolution (default = timeframe.period). Returns: True if before the session.
firstBarOfDay(daysBack, spec, res) Returns the number bars in the past to find the first bar of the session of a given day. Parameters: daysBack: The number of days in the past to count the bars. spec: session.regular (default), session.extended or other time spec. res: The resolution (default = "1440"). Returns: The number bars in the past to find the first bar of the session of a given day.
Removed: inSession(spec) Returns true if the current bar is in the session specification.
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v4
Added: lastBarOfDay(daysBack, spec, res) Returns the number bars in the past to find the last bar of the session of a given day. Parameters: daysBack: The number of days in the past to count the bars. spec: session.regular (default), session.extended or other time spec. res: The resolution (default = "1440"). Returns: The number bars in the past to find the last bar of the session of a given day.
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v5
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v6 Fixed bug in array initialization.
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v7 Fixed bug in firstBarOfDay
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v8 Improved timeframe detection and response.
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v9 param name change and improved runtime error messages
Updated: firstBarOfDay(daysPrior, spec, res) Returns the number bars in the past to find the first bar of the session of a given day. Parameters: daysPrior: The number of days in the past to count the bars. spec: session.regular (default), session.extended or other time spec. res: The resolution (default = '1440'). Returns: The number bars in the past to find the first bar of the session of a given day.
lastBarOfDay(daysPrior, spec, res) Returns the number bars in the past to find the last bar of the session of a given day. Parameters: daysPrior: The number of days in the past to count the bars. spec: session.regular (default), session.extended or other time spec. res: The resolution (default = '1440'). Returns: The number bars in the past to find the last bar of the session of a given day.