Yeah, but it's a single-use placeholder. AFAIK It can't do things like: x %>% set_names(., str_c("X_", names(.)) All the underscore does is let you pass t

Yeah, but it's a single-use placeholder. AFAIK It can't do things like: x %>% set_names(., str_c("X_", names(.)) All the underscore does is let you pass the piped argument as a named argument instead of the first otherwise-unfilled argument.