Just read some introductory R tutorial... > x = list () > x $ name1 = 1 > x $ name2 = 'a' > x $name1 [1] 1 $name2 [1] "a" > name <- "name1" > x[name] $name1 [1] 1 > x[[name]] [1] 1 > name <- "name2" > x[name] $name2 [1] "a" > x[[name]] [1] "a" Bye, Scionforbai