meta {behavr} | R Documentation |
This function returns the metadata from a behavr table.
meta(x) setmeta(x, new)
x |
behavr object |
new |
a new metadata table |
a data.table representing the metadata in x
set.seed(1) met <- data.table::data.table(id = 1:5, condition = letters[1:5], sex = c("M", "M", "M", "F", "F"), key = "id") data <- met[, list(t = 1L:100L, x = rnorm(100), y = rnorm(100), eating = runif(100) > .5 ), by = "id"] d <- behavr(data, met) ## show metadata meta(d) # same as: d[meta = TRUE] ## set metadata m <- d[meta = TRUE] # only id > 2 is kept setmeta(d, m[id < 3]) meta(d)