import { hex } from "https://deno.land/x/pazza@v0.3.0/mod.ts";
Parse a hexadecimal character.
hex()("5").output === "5";
hex()("a").output === "a";
hex()("A").output === "A";
hex("upper")("a").ok === false;
hex("lower")("A").ok === false;
import { hex } from "https://deno.land/x/pazza@v0.3.0/mod.ts";
Parse a hexadecimal character.
hex()("5").output === "5";
hex()("a").output === "a";
hex()("A").output === "A";
hex("upper")("a").ok === false;
hex("lower")("A").ok === false;