What does this assignment operator imply?

Question

I have been reading the "R Language Definition" PDF file downloaded from here. And on page 11 I read this:

I wonder what is the difference between the attr and the attr<-. Thanks a lot.

See [also](https://stackoverflow.com/questions/1741820/what-are-the-differences-between-and-assignment-operators-in-r) — NelsonGon, May 21 '20 at 15:42
Than you all guys. From all the answers I conclude that, both `attr` and `attr — Forester, May 22 '20 at 05:06

iamericfletcher · Answer 1 · 2020-05-21T15:45:29.880

1

"attr" get specific attributes of an object.

"attr<-" an object, the new value of the attribute, or NULL to remove the attribute.

edited May 21 '20 at 15:45

answered May 21 '20 at 15:32

iamericfletcher

1

When you say `attr` can _set_ an attribute, it's actually `attr – Allan Cameron May 21 '20 at 15:38

1 Answers1