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jimrothstein · Jan 13, 2025 · fc923f7 · fc923f7
1 parent dfdd7db
commit fc923f7
Showing 1 changed file with 18 additions and 1 deletion.
diff --git a/NSE_project/010_mtcars_basic.qmd b/NSE_project/010_mtcars_basic.qmd
@@ -270,7 +270,24 @@ options(old)
 getOption("digits")
 ```
 
+### ggplot, using symbols, !!! in aes()
+```{r}
+library(ggplot2)
+
+# works
+ggplot(mtcars, aes(hp, mpg)) +
+ geom_point() 
+
+
+# and this works!
+arg1 = as.symbol("hp")
+arg2 = as.symbol("mpg")
+ggplot(mtcars, aes(x = !!arg1, y=!!arg2)) +
+ geom_point() 
 
+# so does this!
+l = list(x=arg1, y=arg2)
+ggplot(mtcars, aes(!!!l)) +
+ geom_point() 
 ```
 
-vim:conceallevel=0