startpoints: Finds the beginning of a period in an xts matrix

In jeanmarcgp/xtsanalytics: A library of functions to do advanced analytics of time series data (xts matrices).

Description

This function is similar to endpoints except that it finds the start of the period rather than the end of period.

Usage

startpoints(x, on = "months", offset = 1, k = 1)

Arguments

x	an xts matrix
on	the string name for the period to extract (like endpoints)
offset	the offset from the start of the period (offset = 1 at start date)
k	how many periods to skip (k=1 means none are skipped)

Value

Returns a vector of the row positions in the matrix

jeanmarcgp/xtsanalytics documentation built on May 19, 2019, 12:38 a.m.