milastNot

Syntax

milastNot(X, window, [minPeriods])

Please see mFunctions for the parameters and windowing logic.

Details

Return the index of the last non-NULL element of X in a sliding window (based on the number of elements or time).

Examples

v = NULL NULL 2 3 4 8 NULL 5 -2 3 -1 0 NULL
milastNot(v, 3)
// output: [,,2,2,2,2,1,2,2,2,2,2,1]

m = matrix(1 2 3 NULL, 1 2 NULL 3, 1 3 NULL NULL, 1 2 3 4)
milastNot(m, 2)
#0 #1 #2 #3

1 1 1 1
1 0 0 1
0 1 -1 1
T = [2022.01.01, 2022.01.02, 2022.01.03, 2022.01.06, 2022.01.07]
X = NULL 2 NULL 4 5
X1 = indexedSeries(T, X)
milastNot(X1, 2, 1)
#0
2022.01.01 -1
2022.01.02 1
2022.01.03 0
2022.01.06 0
2022.01.07 1

Related function: mifirstNot