int_diff: Extract the intervals within a vector of date-times
Description
int_diff returns the intervals that occur between the elements of a vector of
date-times. int_diff is similar to the POSIXt and Date methods of
diff, but returns an interval object instead of a difftime object.
Usage
int_diff(times)
Arguments
times
A vector of POSIXct, POSIXlt or Date class date-times
Value
An interval object that contains the n-1 intervals between the n date-time in times