method ArrayRune.prototype.mapArrayimport { ArrayRune } from "https://deno.land/x/capi@v0.1.1-beta.1/rune/ArrayRune.ts"; mapArray<T2, U2>(fn: (value: ValueRune<T, never>) => Rune<T2, U2>): ArrayRune<T2, U | U2>Type ParametersT2U2Parametersfn: (value: ValueRune<T, never>) => Rune<T2, U2>ReturnsArrayRune<T2, U | U2>