How to save a data.frame in R?

Question

I made a data.frame in R that is not very big, but it takes quite some time to build. I would to save it as a file, which I can than again open in R?

Answer 1

Let us say you have a data frame you created and named "Data_output", you can simply export it to same directory by using the following syntax.

write.csv(Data_output, "output.csv", row.names = F, quote = F)

credit to Peter and Ilja, UMCG, the Netherlands