tail-call

const phrases = [
  ["Champ,","the mere idea of you","has serious game,","24/7."],
  ["Fact:","your soul","rains magic,","can I get an amen?"],
  ["Everybody says","your hair today","deserves the Nobel Prize,","and that's a fact."],
  ["Dang…","everything you do","raises the roof,","so treat yourself."],
  ["Check it:","your personal style","breeds miracles,","you feel me?"],
  ["Just saying...","every thought you have","is paying off big time,","that's just science."],
  ["Superstar,","that sparkle in your eye","shows mad skills,","would I lie?"],
  ["Tiger,","your presence here","just shimmers,","for reals."],
  ["Self,","what you got going on","is a national treasure,","mic drop."],

tail-call

const maxCharCode = 2 ** 16 - 1;

export function compress(input: string): string {
    let output = "";
    for (let pos = 0; pos < input.length; pos++) {
        const maxLookBack = Math.min(pos, maxCharCode);
        let didOutputMatch = false;
        let charsToSkip = 0;
        for (let back = 0; back < maxLookBack; back++) {
            let backLen = 0;

tail-call

//
//  JSONWrapper.swift
//
//  Created by Maria Zaitseva on 16.03.2021.
//

import Foundation

/// This class provides a straightforward way to encode/decode
/// objects of type `[String: Any]` to and from JSON.

tail-call

ALGORITHM SHOW MESSAGE
PARAMETERS T$
VARIABLES D<>; M<>
START
10	IF T$ .EQ NULL THEN GOTO 70
20	PARAMETERS T$
30	CALL "createElement" OF DOCUMENT INTO D<>
40	SET "innerHTML" OF D<> TO T$
50	PARAMETERS "#messageArea"
60	CALL "querySelector" OF DOCUMENT INTO M<>

tail-call

export const base64Alphabet = new Array(64).fill(null).map((_, i) => btoa(String.fromCharCode(0, 0, i))[3]).join('');

tail-call

data:text/html,<script>d=document,d.querySelector('*').append(d.createTextNode(location))</script>

Shorter, non-HTML5:

data:text/html,<script>d=document,d.all[0].append(d.createTextNode(location))</script>

tail-call

#!/usr/bin/env python3
import time
from http.server import HTTPServer
from http.server import BaseHTTPRequestHandler
from zipfile import ZipFile

HOST_NAME = 'localhost'
PORT_NUMBER = 8000

source = ZipFile('files.zip', 'r')

tail-call

function add(arr1, arr2) {
  return arr1.map((x, i) => x + (arr2[i] || 0));
}

function mult(arr1, arr2) {
  return arr1.map((x, i) => x * (arr2[i] || 0));
}

function sum(arr) {
  return arr.reduce((acc, x) => acc + x);

tail-call

[
   {
      "name" : "Ace",
      "gender" : "male",
      "image" : "https://dodo.ac/np/images/thumb/4/4f/Ace_PG.png/30px-Ace_PG.png",
      "species" : "bird",
      "personality" : "jock"
   },
   {
      "personality" : "cranky",

tail-call

<style>body{--b:#0cf;--f:#fff}.d{--b:#009;--f:#ddd;background: gray}x{display:flex;justify-content:center;background:var(--b)}z{color:var(--f)}</style><x><z>wow demo<button onclick="(o=document.body).className=o.className?'':'d'">+