I have an object with each row being a dataframe or list itself like this:
[[1]]
1: a b c d
   1 1 2 4
[[2]]
1: a b c d
   4 3 6 2
[[3]]
1: a b c d 
   1 2 2 1
How can I transform this to a dataframe like below?
a b c d 
1 1 2 4
4 3 6 2
1 2 2 1
 
    