Short Name: xPeriodSum
Definition: Represent an array of sums of values over a period
Usage: xPeriodSum(array,14)
Objective:
- Execute an addition of values over a given period
- If the numeric parameter is 0, cumulate all values on each member of the array
- Returns an array of values.
Note:
- Returns an array of values.
Examples:
- xPeriodSum(close,14) returns an array where each item is the sum of the previous 14 days close values
- xPeriodSum(volume,0) returns an array where array[0] is the last volume, array[1] the sum of volume0 and volume1, array[2] the sum of volume2 and array[1], etc…