Open For Day [OpenForDay]

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The Open For Day function returns the opening price for the current trading day. This function is primarily used for intraday data. Parameters ------------------ Open         The opening price of the security for each bar of an intraday data series. Note that while this function is intended for use with these specific values, any values can be used for these parameters, including other price values and averaged prices. Function Value ------------------------ This function returns the opening price for the current trading day. It uses the function IsFirstBarOfDay to determine when a new day begins. On the first bar of a new day, it gets the current value of the Open field. Usage ----------- This function is primarily used for calculating the change or percent change of a value from the opening price for the current day.