In R, use lubridate to convert hms objects into seconds

Question

simple question in lubridate--I want to convert an hms object into its appropriate number of seconds since the start of the day.

For instance

library(lub         


        

Answer 1

R>lubridate::period_to_seconds(hms("01:00:00")) 

gives expected 3600 seconds as numeric counting from 00:00:00 or in the case above:

R>period_to_seconds(hms("12:34:45"))