You might try `hasName` instead of `exists` since `exists` is designed for environments and `hasName` for objects (like lists). Note that the order of the arguments is switched between the 2 functions. This does the same thing as Andrew Simmons' answer, but is a little bit shorter.
On Tue, Dec 27, 2022 at 10:36 AM akshay kulkarni <akshay...@hotmail.com> wrote: > > Dear members, > I have the following code: > > E <- new.env() > > E$L <- list() > > i <- 1 > > E$L[[i]]$T1A1 <- Sys.time() > > exists("T1A1", where = E$L[[i]]) > Error in list2env(list(1, T1A1 = 1672161002.38743), NULL, <environment>) : > attempt to use zero-length variable name > > I want the output of the exists() function to be TRUE. In any case: > > > E$L[[1]]$T1A1 > [1] "2022-12-27 22:40:02 IST" > > Please help me solve this conundrum.... > > Thanking you, > Yours sincerely, > AKSHAY M KULKARNI > > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. -- Gregory (Greg) L. Snow Ph.D. 538...@gmail.com ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.