.endpoints {timeDate}

Endpoints indexes

Description

Returns endpoint indexes from a "timeDate" object.

Usage

.endpoints(x, on = c("months", "years", "quarters", "weeks", "days",
    "hours", "minutes", "seconds"), k=1)

Arguments

x

a "timeDate" object.

on

the periods endpoints to find as a character string. Select from: "months", "years", "quarters", "weeks", "days", "hours", "minutes", "seconds".

k

along every k-th element.

Details

.endpoints returns an integer vector corresponding to the last observation in each period specified by on, with a zero added to the beginning of the vector, and the index of the last observation in x at the end.

Value

an integer vector of endpoints beginning with 0 and ending with the value equal to the length of the x argument

Author(s)

Jeff Ryan, modified by Diethelm Wuertz for "timeDate" objects.

Examples

## endpoints -

   # Weekly Endpoints:
   .endpoints(timeCalendar(), on="w")