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-tiwe in times