Psst: have a look at the JavaScript Console 💁
- +Psst: have a look at the JavaScript Console 💁
+Use this LINK for Paris Array Exercise.
+ diff --git a/04 - Array Cardio Day 1/scripts.js b/04 - Array Cardio Day 1/scripts.js new file mode 100644 index 0000000000..cb2cd16a1f --- /dev/null +++ b/04 - Array Cardio Day 1/scripts.js @@ -0,0 +1,124 @@ +// 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 <= 1599) { + return true; // keep it + } +}); +*/ + +/********************************************** + * ️️️☝️ Consolidating the above function ☝️ +*********************************************/ +const fifteen = inventors.filter(inventor => inventor.year >= 1500 && inventor.year <= 1599); +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(fullNames); + +// Array.prototype.sort() +// 3. Sort the inventors by birthdate, oldest to youngest +/* +const happyBirthday = inventors.sort(function(a, b) { + if(a.year > b.year) { + return 1; + } else { + return -1; + } +}); +*/ +/********************************************** + * ️️️☝️ Consolidating the above function ☝️ +*********************************************/ +const happyBirthday = inventors.sort((a, b) => a.year > b.year ? 1 : -1); +console.table(happyBirthday); + +// Array.prototype.reduce() +// 4. How many years did all the inventors live? +const totalYears = inventors.reduce((total, inventor) => { + return total + (inventor.passed - inventor.year); +}, 0) +console.log(totalYears); + +// 5. Sort the inventors by years lived +const oldest = inventors.sort(function(a, b) { + const lastGuy = a.passed - a.year; + const nextGuy = b.passed - b.year; + /* + if (lastguy > nextGuy) { + return -1; + } else { + return 1; + } + */ + /********************************************** + * ️️️☝️ Consolidating the above if statement ☝️ + *********************************************/ + return lastGuy > nextGuy ? -1 : 1; +}); +console.table(oldest); + +// 6. create a list of Boulevards in Paris that contain 'de' anywhere in the name +/******************************************************************* + * THIS ONLY WORKS IN THE CONSOLE ON THE WIKI PAGE + * https://en.wikipedia.org/wiki/Category:Boulevards_in_Paris +*******************************************************************/ +//const category = document.querySelector('.mw-category'); +/*************************************** + * ✌️ Two ways to convert to an array +***************************************/ +/* ☝️ FIRST - use Array.from - more readable */ +//const links = Array.from(category.querySelectorAll('a')); + +/* ✌️ SECOND - ES6 dot spread */ +// const links = [...(category.querySelectorAll('a')]; + +// const de = links +// .map(link => link.textContent); +// .filter(streetName => streetName.includes('de')); +/**************************************************************** + * FINISHED CODE TO USE IN THE CONSOLE, + * WILL NEED TO TYPE IN YOUR CONST FOR A RETURN VALUE +*****************************************************************/ +/* +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')); +*/ + + + +// 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']; \ No newline at end of file diff --git a/04 - Array Cardio Day 1/style.css b/04 - Array Cardio Day 1/style.css new file mode 100644 index 0000000000..48f55d04ca --- /dev/null +++ b/04 - Array Cardio Day 1/style.css @@ -0,0 +1,15 @@ +body { + text-align: center; + background: #b7116f; + color: white; + font-family: 'helvetica neue', sans-serif; + font-weight: 100; + font-size: 50px; +} + +a { + color: white; + font-weight: bold; + text-decoration: none; + border-bottom: 10px solid white; +} \ No newline at end of file