as_tod

a datetime object accepted by lubridate functions

charater string, One of "datetime", "hour", "minute", or "second".

unit.out

character string indicating time zone to be used in output.


Convert date to time-of-day in hours, minutes or seconds


Definitions of classes, methods, operators and functions for use in
photobiology and radiation meteorology and climatology. Calculation of
effective (weighted) and not-weighted irradiances/doses, fluence rates,
transmittance, reflectance, absorptance, absorbance and diverse
ratios and other derived quantities from spectral data. Local maxima and
minima. Conversion between energy- and photon-based units. Wavelength
interpolation. Astronomical calculations related solar angles and day
length. Colours and vision.

as_tod: Convert date to time-of-day in hours, minutes or seconds

Description

Usage

Arguments