I want to select column in r not using " "

for example there is data which have X,Y,M. To select column of X I made this function

#data  

da<-data.frame(x,y,m,coco)

#function abcde<-function(xxx,d){ d$xxx }

abcde(x,da)  

But there are only empty data.... how can i select column not using ""

https://stackoverflow.com/questions/65784844/i-want-to-select-column-in-r-not-using January 19, 2021 at 10:47AM