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Array Cardio and JSON Homework
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‎Homework JSON/arrayCardio.js

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const inventors = [
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{ first: 'Albert', last: 'Einstein', year: 1879, passed: 1955 },
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{ first: 'Isaac', last: 'Newton', year: 1643, passed: 1727 },
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{ first: 'Galileo', last: 'Galilei', year: 1564, passed: 1642 },
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{ first: 'Marie', last: 'Curie', year: 1867, passed: 1934 },
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{ first: 'Johannes', last: 'Kepler', year: 1571, passed: 1630 },
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{ first: 'Nicolaus', last: 'Copernicus', year: 1473, passed: 1543 },
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{ first: 'Max', last: 'Planck', year: 1858, passed: 1947 },
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{ first: 'Katherine', last: 'Blodgett', year: 1898, passed: 1979 },
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{ first: 'Ada', last: 'Lovelace', year: 1815, passed: 1852 },
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{ first: 'Sarah E.', last: 'Goode', year: 1855, passed: 1905 },
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{ first: 'Lise', last: 'Meitner', year: 1878, passed: 1968 },
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{ first: 'Hanna', last: 'Hammarström', year: 1829, passed: 1909 },
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];
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const people = [
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'Bernhard, Sandra',
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'Bethea, Erin',
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'Becker, Carl',
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'Bentsen, Lloyd',
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'Beckett, Samuel',
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'Blake, William',
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'Berger, Ric',
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'Beddoes, Mick',
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'Beethoven, Ludwig',
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'Belloc, Hilaire',
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'Begin, Menachem',
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'Bellow, Saul',
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'Benchley, Robert',
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'Blair, Robert',
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'Benenson, Peter',
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'Benjamin, Walter',
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'Berlin, Irving',
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'Benn, Tony',
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'Benson, Leana',
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'Bent, Silas',
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'Berle, Milton',
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'Berry, Halle',
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'Biko, Steve',
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'Beck, Glenn',
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'Bergman, Ingmar',
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'Black, Elk',
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'Berio, Luciano',
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'Berne, Eric',
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'Berra, Yogi',
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'Berry, Wendell',
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'Bevan, Aneurin',
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'Ben-Gurion, David',
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'Bevel, Ken',
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'Biden, Joseph',
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'Bennington, Chester',
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'Bierce, Ambrose',
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'Billings, Josh',
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'Birrell, Augustine',
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'Blair, Tony',
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'Beecher, Henry',
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'Biondo, Frank',
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];
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const BoulevardsInParis = [
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'Boulevard Auguste-Blanqui',
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'Boulevard Barbès',
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'Boulevard Beaumarchais',
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"Boulevard de l'Amiral-Bruix",
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'Boulevard Mortier',
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'Boulevard Poniatowski',
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'Boulevard Soult',
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'Boulevard des Capucines',
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'Boulevard de la Chapelle',
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'Boulevard de Clichy',
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'Boulevard du Crime',
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"Boulevard des du Général-d'Armée-Jean-Simon",
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'Boulevard Haussmann',
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"Boulevard de l'Hôpital",
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'Boulevard des Italiens',
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'Boulevard Lefebvre',
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'Boulevard de Magenta',
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'Boulevard Marguerite-de-Rochechouart',
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'Boulevard Montmartre',
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'Boulevard du Montparnasse',
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'Boulevard Raspail',
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'Boulevard Richard-Lenoir',
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'Boulevard Saint-Germain',
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'Boulevard de Sébastopol',
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'Boulevard de Strasbourg',
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'Boulevard du Temple',
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'Boulevard Voltaire',
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'Boulevard de la Zone',
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];
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// Array.prototype.filter()
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// 1. Filter the list of inventors for those who were born in the 1500's
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const filteredInventors = inventors.filter((inventor) => {
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return inventor.year >= 1500 && inventor.year < 1600;
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});
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console.log(inventors);
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console.log(filteredInventors);
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// Array.prototype.map()
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// 2. Give us an array of the inventors first and last names
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const inventorsName = inventors.map((inventor) => {
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return `${inventor.first} ${inventor.last}`;
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});
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console.log(inventorsName);
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// Array.prototype.sort()
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// 3. Sort the inventors by birthdate, oldest to youngest
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// const oldestToYoungest = inventors.sort((a, b) => {
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// if (a.year < b.year) {
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// return -1;
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// } else if (a.year > b.year) {
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// return 1;
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// } else {
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// return 0;
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// }
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// });
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const oldestToYoungest = inventors.sort((a, b) => {
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return a.year - b.year;
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});
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console.log(oldestToYoungest);
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// Array.prototype.reduce()
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// 4. How many years did all the inventors live all together?
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// -------------MY Solution-----------------------
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// const yearsArray = inventors.map((inventor) => {
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// return inventor.passed - inventor.year;
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// });
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// console.log(yearsArray);
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// const sumYears = yearsArray.reduce((sum, year) => {
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// console.log(`year is:${year} and sum is: ${sum}`);
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// return year + sum;
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// }, 0);
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const totalYears = inventors.reduce((total, inventor) => {
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return total + (inventor.passed - inventor.year);
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}, 0);
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console.log(totalYears);
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// console.log(sumYears);
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// 5. Sort the inventors by years lived
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const mostLivedYears = inventors.sort((a, b) => {
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return b.passed - b.year - (a.passed - a.year);
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});
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console.log(mostLivedYears);
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// 6. create a list of Boulevards in Paris that contain 'de' anywhere in the name
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// https://en.wikipedia.org/wiki/Category:Boulevards_in_Paris
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const de = BoulevardsInParis.filter((item) => {
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return item.includes('de', 0);
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});
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console.log(de);
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// 7. sort Exercise
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// Sort the people alphabetically by last name
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const sortByLastName = people.sort((last, next) => {
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const [aLast, aFirst] = last.split(', ');
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const [bLast, bFirst] = next.split(', ');
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return aLast > bLast ? 1 : -1;
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});
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console.log(sortByLastName);
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// 8. Reduce Exercise
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// Sum up the instances of each of these
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const data = [
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'car',
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'car',
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'truck',
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'truck',
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'bike',
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'walk',
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'car',
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'van',
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'bike',
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'walk',
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'car',
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'van',
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'car',
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'truck',
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];
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const instances = data.reduce((obj, item) => {
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if (!obj[item]) {
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obj[item] = 0;
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}
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obj[item]++;
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return obj;
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}, {});
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console.log(instances);

‎Homework JSON/index.html

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Document</title>
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</head>
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<body>
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<script src="./index.js"></script>
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<script src="./arrayCardio.js"></script>
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</body>
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</html>

‎Homework JSON/index.js

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"use strict";
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{
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let gudrunStore = [
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{
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"product": "Milk, 1L carton",
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"best_before": "2018-10-04",
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"price": 15.5,
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},
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{
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"product": "Milk, 1L carton",
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"best_before": "2018-10-04",
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"price": 15.5,
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},
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{
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"product": "Eggs 12pcs",
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"best_before": "2018-10-04",
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"price": 35.0,
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},
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{
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"product": "Swedish meatballs",
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"best_before": "2018-10-025",
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"price": 22.0,
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}
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]
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let myJson = JSON.stringify(gudrunStore);
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function cheap(array) {
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let parseJSON = JSON.parse(array);
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let minPrice = parseJSON.map((item) => {
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return item.price;
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})
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console.log(minPrice);
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let cheapest = Math.min(...minPrice);
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console.log(cheapest);
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let cheapItems = [];
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for (let i = 0; i < gudrunStore.length; i++) {
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if (gudrunStore[i].price === cheapest) {
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cheapItems.push(gudrunStore[i]);
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} else {
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console.log("not cheap");
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}
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}
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return JSON.stringify(cheapItems);
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};
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function expensive(array) {
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let parseJSON = JSON.parse(array);
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console.log(parseJSON);
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let maxPrice = parseJSON.map((item) => {
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return item.price;
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})
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console.log(maxPrice);
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let expensive = Math.max(...maxPrice);
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console.log(expensive);
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let expensiveItems = [];
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for (let i = 0; i < gudrunStore.length; i++) {
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if (gudrunStore[i].price === expensive) {
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console.log(gudrunStore[i]);
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expensiveItems.push(gudrunStore[i]);
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} else {
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console.log("not expensive");
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}
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}
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return JSON.stringify(expensiveItems);
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}
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console.log(`cheapest items`, cheap(myJson));
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console.log(`most expensive items`, expensive(myJson));
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}

‎Week1/homework/app.js

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bookTitle.setAttribute('class', 'book-item_title');
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bookAuthor.setAttribute('class', 'book-item_author');
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bookLanguage.setAttribute('class', 'book-item_language');
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bookTitle.innerHTML = myBooks[el].title;
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bookAuthor.innerHTML = `by ${myBooks[el].author}`;
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bookLanguage.innerHTML = `in ${myBooks[el].language}`;
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bookTitle.innerText = myBooks[el].title;
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bookAuthor.innerText = `by ${myBooks[el].author}`;
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bookLanguage.innerText = `in ${myBooks[el].language}`;
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book.appendChild(bookTitle);
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book.appendChild(bookAuthor);
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book.appendChild(bookLanguage);
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const arrayImageUrl = Object.values(bookImages);
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console.log(arrayImageUrl);
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console.log(arrayImageIds);
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function addBookImage() {
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for (let i = 0; i < getNrBooks; i++) {
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if (getBooks[i].id === arrayImageIds[i]) {

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