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Function of the day

lib.crossLists

  • Return the image of the cross product of some lists by a function.

    Examples

    lib.lists.crossLists usage example

    crossLists (x: y: "${toString x}${toString y}") [[1 2] [3 4]]
=> [ "13" "14" "23" "24" ]

    The following function call is equivalent to the one deprecated above:

    mapCartesianProduct (x: "${toString x.a}${toString x.b}") { a = [1 2]; b = [3 4]; }
=> [ "13" "14" "23" "24" ]