import { pair } from "https://deno.land/x/fun@v2.0.0/mod.ts";
const { map } = pair;
Creates a new Pair with the same second value and a new first value determined by the output of the fai function.
Examples
Example 1
Example 1
import * as P from "./pair.ts";
import { pipe } from "./fn.ts";
const result = pipe(
P.pair(1, 2),
P.map(String),
); // ['1', 2]