R list of lists to data.frame

Question

I\'ve got a list of lists, call it listHolder, which has length 5.

Every element in listHolder is a list of numeric data, with 160 or so e

Answer 1

This is the easiest solution I've found.

library(jsonlite)
library(purrr)
library(data.table)

dt_list <- map(list_of_lists, as.data.table)
dt <- rbindlist(dt_list, fill = TRUE, idcol = T)

dt