我想知道如何在传播后继续订购。
data<-tibble(var=c("A","C","D","B"), score=c(1,2,4,3)) data_spread <-data%>%spread(key = var, value = score)
我想保持 c("A","C","D","B") 的顺序。
r spread
r ×1
spread ×1