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left​

left(
    @llll  ## required
    @index 1
) -> llll/null

Returns the left part of an llll relative to an index.

Arguments​

  • @llll [llll] (required)
  • @index [int] (default: 1)

Output​

Left part of an llll relative to an index. [llll/null]

warning

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