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Finalizando o exercicio 04
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herminiotorres committed Jul 6, 2018
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135 changes: 135 additions & 0 deletions 04-ArrayCardioDay1/finish.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Array Cardio 💪</title>
</head>
<body>
<p><em>Psst: have a look at the JavaScript Console</em> 💁</p>
<script>
// Get your shorts on - this is an array workout!
// ## Array Cardio Day 1

// Some data we can work with

const inventors = [
{ first: 'Albert', last: 'Einstein', year: 1879, passed: 1955 },
{ first: 'Isaac', last: 'Newton', year: 1643, passed: 1727 },
{ first: 'Galileo', last: 'Galilei', year: 1564, passed: 1642 },
{ first: 'Marie', last: 'Curie', year: 1867, passed: 1934 },
{ first: 'Johannes', last: 'Kepler', year: 1571, passed: 1630 },
{ first: 'Nicolaus', last: 'Copernicus', year: 1473, passed: 1543 },
{ first: 'Max', last: 'Planck', year: 1858, passed: 1947 },
{ first: 'Katherine', last: 'Blodgett', year: 1898, passed: 1979 },
{ first: 'Ada', last: 'Lovelace', year: 1815, passed: 1852 },
{ first: 'Sarah E.', last: 'Goode', year: 1855, passed: 1905 },
{ first: 'Lise', last: 'Meitner', year: 1878, passed: 1968 },
{ first: 'Hanna', last: 'Hammarström', year: 1829, passed: 1909 }
];

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'];

// Array.prototype.filter()
// 1. Filter the list of inventors for those who were born in the 1500's
// const fifteen = inventors.filter(function(inventor) {
// if(inventor.year >= 1500 && inventor.year < 1600) {
// return true; // keep it
// }
// });
const fifteen = inventors.filter(inventor => (inventor.year >= 1500 && inventor.year < 1600));

console.log("\n1. Filter the list of inventors for those who were born in the 1500's");
console.table(fifteen);

// Array.prototype.map()
// 2. Give us an array of the inventors' first and last names
const fullNames = inventors.map(inventor => `${inventor.first} ${inventor.last}`);

console.log("\n2. Give us an array of the inventors' first and last names");
console.table(fullNames);

// Array.prototype.sort()
// 3. Sort the inventors by birthdate, oldest to youngest
// const ordered = inventors.sort(function(firstPerson, secondPerson) {
// it(firstPerson.year > secondPerson.year) {
// return 1;
// } else {
// return -1;
// }
// });
const ordered = inventors.sort((firstPerson, secondPerson) => (firstPerson > secondPerson ? 1 : -1));

console.log("\n3. Sort the inventors by birthdate, oldest to youngest");
console.table(ordered);

// Array.prototype.reduce()
// 4. How many years did all the inventors live?
const totalYears = inventors.reduce((total, inventors) => {
return total + (inventors.passed - inventors.year);
}, 0);

console.log("\n4. How many years did all the inventors live?");
console.log(totalYears);

// 5. Sort the inventors by years lived
// const oldest = inventors.sort(function(firstPerson, secondPerson) {
// const lastGuy = firstPerson.passed - firstPerson.year;
// const nextGuy = secondPerson.passed - secondPerson.year;

// if(lastGuy > nextGuy) {
// return 1;
// } else {
// return -1;
// }
// });

const oldest = inventors.sort((firstPerson, secondPerson) => {
const lastGuy = firstPerson.passed - firstPerson.year;
const nextGuy = secondPerson.passed - secondPerson.year;

return lastGuy > nextGuy ? 1 : -1;
});

console.log("\n5. Sort the inventors by years lived");
console.table(oldest);

// 6. create a list of Boulevards in Paris that contain 'de' anywhere in the name
// https://en.wikipedia.org/wiki/Category:Boulevards_in_Paris
// const category = document.querySelector('.mw-category');
// const links = Array.from(category.querySelectorAll('a'));
// const de = links
// .map(link => link.textContent)
// .filter(streetName => streetName.includes('de'));
// console.table(de);
console.log("\n6. create a list of Boulevards in Paris that contain 'de' anywhere in the name\nhttps://en.wikipedia.org/wiki/Category:Boulevards_in_Paris");


// 7. sort Exercise
// Sort the people alphabetically by last name
const alpha = people.sort((lastOne, nextOne) => {
const [aLast, aFirst] = lastOne.split(', ');
const [bLast, bFirst] = nextOne.split(', ');
return aLast > bLast ? 1 : -1;
});

console.log("\n7. sort Exercise. Sort the people alphabetically by last name");
console.table(alpha);

// 8. Reduce Exercise
// Sum up the instances of each of these
const data = ['car', 'car', 'truck', 'truck', 'bike', 'walk', 'car', 'van', 'bike', 'walk', 'car', 'van', 'car', 'truck', 'pogostick' ];

const transportation = data.reduce(function(obj, item) {
if(!obj[item]) {
obj[item] = 0
}
obj[item]++;
return obj;
}, {});

console.log("\n8. Reduce Exercise. Sum up the instances of each of these");
console.table(transportation);

</script>
</body>
</html>
59 changes: 59 additions & 0 deletions 04-ArrayCardioDay1/start.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Array Cardio 💪</title>
</head>
<body>
<p><em>Psst: have a look at the JavaScript Console</em> 💁</p>
<script>
// Get your shorts on - this is an array workout!
// ## Array Cardio Day 1

// Some data we can work with

const inventors = [
{ first: 'Albert', last: 'Einstein', year: 1879, passed: 1955 },
{ first: 'Isaac', last: 'Newton', year: 1643, passed: 1727 },
{ first: 'Galileo', last: 'Galilei', year: 1564, passed: 1642 },
{ first: 'Marie', last: 'Curie', year: 1867, passed: 1934 },
{ first: 'Johannes', last: 'Kepler', year: 1571, passed: 1630 },
{ first: 'Nicolaus', last: 'Copernicus', year: 1473, passed: 1543 },
{ first: 'Max', last: 'Planck', year: 1858, passed: 1947 },
{ first: 'Katherine', last: 'Blodgett', year: 1898, passed: 1979 },
{ first: 'Ada', last: 'Lovelace', year: 1815, passed: 1852 },
{ first: 'Sarah E.', last: 'Goode', year: 1855, passed: 1905 },
{ first: 'Lise', last: 'Meitner', year: 1878, passed: 1968 },
{ first: 'Hanna', last: 'Hammarström', year: 1829, passed: 1909 }
];

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'];

// Array.prototype.filter()
// 1. Filter the list of inventors for those who were born in the 1500's

// Array.prototype.map()
// 2. Give us an array of the inventors' first and last names

// Array.prototype.sort()
// 3. Sort the inventors by birthdate, oldest to youngest

// Array.prototype.reduce()
// 4. How many years did all the inventors live?

// 5. Sort the inventors by years lived

// 6. create a list of Boulevards in Paris that contain 'de' anywhere in the name
// https://en.wikipedia.org/wiki/Category:Boulevards_in_Paris


// 7. sort Exercise
// Sort the people alphabetically by last name

// 8. Reduce Exercise
// Sum up the instances of each of these
const data = ['car', 'car', 'truck', 'truck', 'bike', 'walk', 'car', 'van', 'bike', 'walk', 'car', 'van', 'car', 'truck' ];

</script>
</body>
</html>
1 change: 1 addition & 0 deletions README.md
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Expand Up @@ -10,3 +10,4 @@ Github official the course at [https://github.com/wesbos/JavaScript30](https://g
* [01-JavaScriptDrumKit](https://rawgit.com/herminiotorres/JavaScript30/master/01-JavaScriptDrumKit/finish.html)
* [02-JSandCSSClock](https://rawgit.com/herminiotorres/JavaScript30/master/02-JSandCSSClock/finish.html)
* [03-CSSVariables](https://rawgit.com/herminiotorres/JavaScript30/master/03-CSSVariables/finish.html)
* [04-ArrayCardioDay1](https://rawgit.com/herminiotorres/JavaScript30/master/04-ArrayCardioDay1/finish.html)

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