In data.table 1.7.4:
> CJ(c(3,1,2), 0:1)
V1 V2
[1,] 3 0
[2,] 3 1
[3,] 1 0
[4,] 1 1
[5,] 2 0
[6,] 2 1
> CJ(0:1, c(3,1,2))
Error in setkey(l) : logical error nrow(dt)!=length(order)I'm confused. --Steve _______________________________________________ datatable-help mailing list [email protected] https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/datatable-help
