method Collection.prototype.firstimport { Collection } from "https://deno.land/x/revoltio@v1.0.0/deps.ts"; first(): V | undefinedObtains the first value(s) in this collection. first(amount: number): V[]Obtains the first value(s) in this collection. ReturnsV | undefinedA single value if no amount is provided or an array of values, starting from the end if amount is negative Parametersamount: numberReturnsV[]