# endpoints

From xts v0.9-7
0th

Percentile

##### Locate Endpoints by Time

Extract index values of a given xts object corresponding to the last observations given a period specified by on

Keywords
utilities
##### Usage
endpoints(x, on="months", k=1)
##### Arguments
x

an xts object

on

the periods endpoints to find as a character string

k

along every k-th element - see notes

##### Details

endpoints returns a numeric 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.

Valid values for the argument on include: “us” (microseconds), “microseconds”, “ms” (milliseconds), “milliseconds”, “secs” (seconds), “seconds”, “mins” (minutes), “minutes”, “hours”, “days”, “weeks”, “months”, “quarters”, and “years”.

##### Value

A numeric vector of endpoints beginning with 0 and ending with the a value equal to the length of the x argument.

##### Note

Subsecond on periods are not supported on Windows.

• endpoints
##### Examples
library(xts) # NOT RUN { data(sample_matrix) endpoints(sample_matrix) endpoints(sample_matrix, 'weeks') # } 
Documentation reproduced from package xts, version 0.9-7, License: GPL (>= 2)

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