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‎04 - Array Cardio Day 1/index-START.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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<title>Array Cardio 💪</title>
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</head>
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<body>
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<p><em>Psst: have a look at the JavaScript Console</em> 💁</p>
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<script>
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// Get your shorts on - this is an array workout!
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// ## Array Cardio Day 1
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// Some data we can work with
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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 = ['Beck, Glenn', 'Becker, Carl', 'Beckett, Samuel', 'Beddoes, Mick', 'Beecher, Henry', 'Beethoven, Ludwig', 'Begin, Menachem', 'Belloc, Hilaire', 'Bellow, Saul', 'Benchley, Robert', 'Benenson, Peter', 'Ben-Gurion, David', 'Benjamin, Walter', 'Benn, Tony', 'Bennington, Chester', 'Benson, Leana', 'Bent, Silas', 'Bentsen, Lloyd', 'Berger, Ric', 'Bergman, Ingmar', 'Berio, Luciano', 'Berle, Milton', 'Berlin, Irving', 'Berne, Eric', 'Bernhard, Sandra', 'Berra, Yogi', 'Berry, Halle', 'Berry, Wendell', 'Bethea, Erin', 'Bevan, Aneurin', 'Bevel, Ken', 'Biden, Joseph', 'Bierce, Ambrose', 'Biko, Steve', 'Billings, Josh', 'Biondo, Frank', 'Birrell, Augustine', 'Black, Elk', 'Blair, Robert', 'Blair, Tony', 'Blake, William'];
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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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// Array.prototype.map()
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// 2. Give us an array of the inventors first and last names
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// Array.prototype.sort()
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// 3. Sort the inventors by birthdate, oldest to youngest
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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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// 5. Sort the inventors by years lived
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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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// 7. sort Exercise
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// Sort the people alphabetically by last name
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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 = ['car', 'car', 'truck', 'truck', 'bike', 'walk', 'car', 'van', 'bike', 'walk', 'car', 'van', 'car', 'truck' ];
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</script>
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<script src="typescripts.js"></script>
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</body>
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</html>
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</html>

‎04 - Array Cardio Day 1/typescripts.js

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var 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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var people = ['Beck, Glenn', 'Becker, Carl', 'Beckett, Samuel', 'Beddoes, Mick', 'Beecher, Henry', 'Beethoven, Ludwig', 'Begin, Menachem', 'Belloc, Hilaire', 'Bellow, Saul', 'Benchley, Robert', 'Benenson, Peter', 'Ben-Gurion, David', 'Benjamin, Walter', 'Benn, Tony', 'Bennington, Chester', 'Benson, Leana', 'Bent, Silas', 'Bentsen, Lloyd', 'Berger, Ric', 'Bergman, Ingmar', 'Berio, Luciano', 'Berle, Milton', 'Berlin, Irving', 'Berne, Eric', 'Bernhard, Sandra', 'Berra, Yogi', 'Berry, Halle', 'Berry, Wendell', 'Bethea, Erin', 'Bevan, Aneurin', 'Bevel, Ken', 'Biden, Joseph', 'Bierce, Ambrose', 'Biko, Steve', 'Billings, Josh', 'Biondo, Frank', 'Birrell, Augustine', 'Black, Elk', 'Blair, Robert', 'Blair, Tony', 'Blake, William'];
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var fifteen = inventors.filter(function (inventor) { return inventor.year >= 1500 && inventor.year < 1600; });
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console.table(fifteen);
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var fullNames = inventors.map(function (inventor) { return inventor.first + " " + inventor.last; });
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console.table(fullNames);
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var ordered = inventors.sort(function (inventorA, inventorB) { return inventorA.year > inventorB.year ? 1 : -1; });
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console.table(ordered);
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var totalYears = inventors.reduce(function (total, inventor) { return total + (inventor.passed - inventor.year); }, 0);
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console.log(totalYears);
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var oldest = inventors.sort(function (inventorA, inventorB) { return ((inventorA.passed - inventorA.year) > (inventorB.passed - inventorB.year)) ? -1 : 1; });
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console.table(oldest);
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var alpha = people.sort(function (personA, personB) {
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var _a = personA.split(', '), lastA = _a[0], firstA = _a[1];
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var _b = personB.split(', '), lastB = _b[0], firstB = _b[1];
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return lastA > lastB ? 1 : -1;
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});
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console.table(alpha);
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var data = ['car', 'car', 'truck', 'truck', 'bike', 'walk', 'car', 'van', 'bike', 'walk', 'car', 'van', 'car', 'truck'];
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var transportation = data.reduce(function (obj, item) {
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if (!obj[item]) {
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obj[item] = 1;
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}
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else {
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obj[item]++;
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}
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return obj;
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}, {});
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console.log(transportation);

‎04 - Array Cardio Day 1/typescripts.ts

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/**
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* JavaScript30 by Wes Bos, https://javascript30.com/
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* TypeScript implementation by Will Wager
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* Project: Array Cardio
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* Concepts: Array builtins - filter, map, sort, reduce.
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* Key takeaways: Practice, and reduce function must return the thing
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* Sidenotes: Search only under a DOM element with element.querySelector[All]()
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*/
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// Get your shorts on - this is an array workout!
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// ## Array Cardio Day 1
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// Some data we can work with
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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 = ['Beck, Glenn', 'Becker, Carl', 'Beckett, Samuel', 'Beddoes, Mick', 'Beecher, Henry', 'Beethoven, Ludwig', 'Begin, Menachem', 'Belloc, Hilaire', 'Bellow, Saul', 'Benchley, Robert', 'Benenson, Peter', 'Ben-Gurion, David', 'Benjamin, Walter', 'Benn, Tony', 'Bennington, Chester', 'Benson, Leana', 'Bent, Silas', 'Bentsen, Lloyd', 'Berger, Ric', 'Bergman, Ingmar', 'Berio, Luciano', 'Berle, Milton', 'Berlin, Irving', 'Berne, Eric', 'Bernhard, Sandra', 'Berra, Yogi', 'Berry, Halle', 'Berry, Wendell', 'Bethea, Erin', 'Bevan, Aneurin', 'Bevel, Ken', 'Biden, Joseph', 'Bierce, Ambrose', 'Biko, Steve', 'Billings, Josh', 'Biondo, Frank', 'Birrell, Augustine', 'Black, Elk', 'Blair, Robert', 'Blair, Tony', 'Blake, William'];
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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 fifteen = inventors.filter(inventor => inventor.year >= 1500 && inventor.year < 1600);
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console.table(fifteen);
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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 fullNames = inventors.map(inventor => `${inventor.first} ${inventor.last}`);
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console.table(fullNames);
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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 ordered = inventors.sort((inventorA, inventorB) => inventorA.year > inventorB.year ? 1 : -1);
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console.table(ordered);
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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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const totalYears = inventors.reduce((total, inventor) => total + (inventor.passed - inventor.year), 0);
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console.log(totalYears);
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// 5. Sort the inventors by years lived
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const oldest = inventors.sort((inventorA, inventorB) => ((inventorA.passed - inventorA.year) > (inventorB.passed - inventorB.year)) ? -1 : 1);
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console.table(oldest);
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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 category = document.querySelector('.mw-category');
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// const links = Array.from(category.querySelectorAll('a'));
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// const de = links.map(link => link.textContent).filter(streetName => streetName.includes('de'));
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// console.table(de);
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// 7. sort Exercise
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// Sort the people alphabetically by last name
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const alpha = people.sort((personA, personB) => {
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const [lastA, firstA] = personA.split(', ');
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const [lastB, firstB] = personB.split(', ');
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return lastA > lastB ? 1 : -1;
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});
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console.table(alpha);
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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 = ['car', 'car', 'truck', 'truck', 'bike', 'walk', 'car', 'van', 'bike', 'walk', 'car', 'van', 'car', 'truck'];
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const transportation = data.reduce((obj, item) => {
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if (!obj[item]) {
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obj[item] = 1;
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} else {
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obj[item]++;
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}
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return obj;
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}, {});
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console.log(transportation);

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