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union​

union(
    @llll1  ## required
    @llll2  ## required
    @function null
) -> llll/null

Returns the union of two lllls.

Arguments​

  • @llll1 [llll] (required)
  • @llll2 [llll] (required)
  • @function [function/null] (default: null)

Output​

Union of two lllls. [llll/null]

warning

union is a built-in function in the bell programming language and is not unique or exclusive to bellplay~. As such, union will return null without raising an error if required arguments are not provided.