mlr3misc: cross_join – R documentation

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cross_join

Cross-Join for data.table

A safe version of data.table::CJ() in case a column is called sorted or unique.

cross_join(dots, sorted = TRUE, unique = FALSE)

`dots`	(named `list()`) Vectors to cross-join.
`sorted`	(`logical(1)`) See `data.table::CJ()`.
`unique`	(`logical(1)`) See `data.table::CJ()`.

cross_join(dots = list(sorted = 1:3, b = letters[1:2]))

Helper Functions for 'mlr3'

v0.10.0

LGPL-3

Authors

Michel Lang [cre, aut] (<https://orcid.org/0000-0001-9754-0393>), Patrick Schratz [aut] (<https://orcid.org/0000-0003-0748-6624>)

Initial release