length() function

  • <nil> 0.7.0+

length() returns the number of elements in an array.

Function type signature
(<-arr: [A]) => int

For more information, see Function type signatures.

Parameters

arr

Array to evaluate. Default is the piped-forward array (<-).

Examples

Return the length of an array

people = ["John", "Jane", "Abed"]

people |> length()// Returns 3

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