exercises/w5_HOF/sketch.js
2025-03-20 17:32:04 +09:00

36 lines
1.1 KiB
JavaScript

import dataJSON from './data.js'; // this file is a module so we can import
console.log(dataJSON);
// 1. Get the list of people with age > 21. How many are there?
const over21 = undefined;
setAnswer(1, over21);
// 3. Get the total and average income for the entire population.
const totIncome = undefined;
const avgIncome = undefined;
// setAnswer(2, `Tot income: ${totIncome}, Average income: ${avgIncome}`);
// 4. Get total and average income of people older than 21 (included).
const totIncome21 = undefined;
const avgIncome21 = undefined;
// setAnswer(3, `Tot income: ${totIncome21}, Average income: ${avgIncome21}`);
// 5. Find in which city “Mitsue Tollner” lives.
const city = undefined;
// setAnswer(4, city);
// 6. Find if there is anyone who lives in the same city of others.
const sameCities = undefined;
// setAnswer(5, sameCities);
// 7. Get the city/cities where most people live.
const mostPopularCity = undefined;
// setAnswer(6, mostPopularCity);
function setAnswer(n, content) {
if (n < 0 || n > 7) return;
const el = document.getElementById(`q${n}`);
el.innerHTML = content;
el.style.color = 'green';
}