first

import { first } from "@cyref/js";

const numbers = [10, 20, 30, 40];

const result = first(numbers);

console.log(result);
// 10

import { first } from "@cyref/js";

const languages = ["JavaScript", "TypeScript", "Python"];

const result = first(languages);

console.log(result);
// "JavaScript"

import { first } from "@cyref/js";

const values: number[] = [];

const result = first(values);

console.log(result);
// undefined