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nth​

nth(
    @llll  ## required
    @address 1
    @placeholder null
) -> llll/null

Returns one or more elements from an llll according to its address. If a @placeholder is provided, it will be inserted in the place of non-existing elements.

Arguments​

  • @llll [llll] (required)
  • @address [int] (default: 1)
  • @placeholder [llll/null] (default: null)

Output​

Or more elements from an llll according to its address. [llll/null]

warning

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

Usage​

nth('a' 'b' 'c', 2) ## b
nth(1...10, 20, 'missing') ## missing