#Return "2021-01-20 20:11:59" in yyyy-mm-dd hh:mm:ss format. ymd_hms("2021-01-20 20:11:59") #> [1] "2021-01-20 20:11:59 UTC" #Return "01/20/2021 08:01" in yyyy-mm-dd hh:mm format. mdy_hm("01/20/2021 08:01") #> [1] "2021-01-20 08:01:00 UTC"