import { uniqueBy } from "https://deno.land/x/30_seconds_of_typescript@v1.0.1/util.ts";
Returns all unique values of an array, based on a provided comparator function.
Use Array.prototype.reduce()
and Array.prototype.some()
for an array containing only the first unique occurrence of each value, based on the comparator function, fn
.
The comparator function takes two arguments: the values of the two elements being compared.