function Tuple.firstimport { Tuple } from "https://deno.land/x/rimbu@0.12.3/deep/mod.ts"; const { first } = Tuple; first<T extends Tuple.Source>(tuple: T): T[0]Returns the first element of a Tuple. ExamplesExample 1 const t = Tuple.of(1, 'a', true) console.log(Tuple.first(t)) // => 1 Type ParametersT extends Tuple.SourceParameterstuple: T the source tuple ReturnsT[0]