method IteratorHelper.prototype.reduceimport { IteratorHelper } from "https://dotland.deno.dev/x/pg_mem@3.0.2/utils.ts"; reduce<U>(callbackfn: (previousValue: U,currentValue: T,currentIndex: number,) => U, initialValue: U): UType ParametersUParameterscallbackfn: (previousValue: U,currentValue: T,currentIndex: number,) => UinitialValue: UReturnsU