how do you pick the hour, minute and second from the posixct formated datetime in R

Question

I have a data frame like this:

dput(tail(x,10))
structure(list(DATE = structure(c(1375725600, 1375729200, 1375732800, 
1375736400, 1375740000, 1375743600, 137574         


        

Answer 1

this worked:

x$t<-strftime(x$DATE, format="%H:%M:%S")