diff --git a/assignments/array-methods.js b/assignments/array-methods.js index f986e1ad8..efdefee72 100644 --- a/assignments/array-methods.js +++ b/assignments/array-methods.js @@ -2,75 +2,485 @@ // Scroll to the bottom of the list to use some advanced array methods to help the event director gather some information from the businesses. -const runners = [{"id":1,"first_name":"Charmain","last_name":"Seiler","email":"cseiler0@wired.com","shirt_size":"2XL","company_name":"Divanoodle","donation":75}, -{"id":2,"first_name":"Whitaker","last_name":"Ierland","email":"wierland1@angelfire.com","shirt_size":"2XL","company_name":"Wordtune","donation":148}, -{"id":3,"first_name":"Julieta","last_name":"McCloid","email":"jmccloid2@yahoo.com","shirt_size":"S","company_name":"Riffpedia","donation":171}, -{"id":4,"first_name":"Martynne","last_name":"Paye","email":"mpaye3@sciencedaily.com","shirt_size":"XL","company_name":"Wordware","donation":288}, -{"id":5,"first_name":"Gussy","last_name":"Raraty","email":"graraty4@ucoz.ru","shirt_size":"L","company_name":"Oozz","donation":291}, -{"id":6,"first_name":"Yule","last_name":"Tommasetti","email":"ytommasetti5@state.gov","shirt_size":"S","company_name":"Yodo","donation":27}, -{"id":7,"first_name":"Kathie","last_name":"Majury","email":"kmajury6@guardian.co.uk","shirt_size":"3XL","company_name":"Zoomcast","donation":261}, -{"id":8,"first_name":"Tanner","last_name":"Branton","email":"tbranton7@tmall.com","shirt_size":"2XL","company_name":"Realmix","donation":28}, -{"id":9,"first_name":"Sarina","last_name":"Lasham","email":"slasham8@toplist.cz","shirt_size":"XL","company_name":"Gigashots","donation":110}, -{"id":10,"first_name":"Bertie","last_name":"Lonergan","email":"blonergan9@issuu.com","shirt_size":"3XL","company_name":"Skinte","donation":62}, -{"id":11,"first_name":"Trevor","last_name":"Studd","email":"tstudda@networkadvertising.org","shirt_size":"S","company_name":"Cogidoo","donation":76}, -{"id":12,"first_name":"Malachi","last_name":"Okeshott","email":"mokeshottb@chron.com","shirt_size":"M","company_name":"DabZ","donation":91}, -{"id":13,"first_name":"Berget","last_name":"Logsdail","email":"blogsdailc@wix.com","shirt_size":"M","company_name":"Mymm","donation":9}, -{"id":14,"first_name":"Loise","last_name":"Rivlin","email":"lrivlind@behance.net","shirt_size":"2XL","company_name":"Linktype","donation":204}, -{"id":15,"first_name":"Christan","last_name":"Kendall","email":"ckendalle@example.com","shirt_size":"XS","company_name":"Skinix","donation":252}, -{"id":16,"first_name":"Kayla","last_name":"Whitwam","email":"kwhitwamf@deliciousdays.com","shirt_size":"2XL","company_name":"Oyope","donation":147}, -{"id":17,"first_name":"Heddie","last_name":"Heningam","email":"hheningamg@tripadvisor.com","shirt_size":"L","company_name":"Skinix","donation":172}, -{"id":18,"first_name":"Mace","last_name":"Ballinger","email":"mballingerh@a8.net","shirt_size":"S","company_name":"Nlounge","donation":266}, -{"id":19,"first_name":"Nola","last_name":"Abberley","email":"nabberleyi@jalbum.net","shirt_size":"XL","company_name":"Photospace","donation":148}, -{"id":20,"first_name":"Nadine","last_name":"Tresler","email":"ntreslerj@marketwatch.com","shirt_size":"3XL","company_name":"Wikido","donation":292}, -{"id":21,"first_name":"Ulrikaumeko","last_name":"Vuittet","email":"uvuittetk@gov.uk","shirt_size":"S","company_name":"Skinte","donation":102}, -{"id":22,"first_name":"Saunder","last_name":"Spennock","email":"sspennockl@icq.com","shirt_size":"3XL","company_name":"Kwimbee","donation":213}, -{"id":23,"first_name":"Carmel","last_name":"Woffinden","email":"cwoffindenm@wikispaces.com","shirt_size":"S","company_name":"Rooxo","donation":137}, -{"id":24,"first_name":"Marielle","last_name":"Kimmel","email":"mkimmeln@jimdo.com","shirt_size":"M","company_name":"Livetube","donation":96}, -{"id":25,"first_name":"Brucie","last_name":"Burris","email":"bburriso@slate.com","shirt_size":"2XL","company_name":"Wordtune","donation":128}, -{"id":26,"first_name":"Juan","last_name":"Berzon","email":"jberzonp@soup.io","shirt_size":"3XL","company_name":"Einti","donation":234}, -{"id":27,"first_name":"Sacha","last_name":"Olsen","email":"solsenq@reverbnation.com","shirt_size":"2XL","company_name":"Viva","donation":190}, -{"id":28,"first_name":"Jamey","last_name":"O'Nolan","email":"jonolanr@samsung.com","shirt_size":"XL","company_name":"Skinix","donation":31}, -{"id":29,"first_name":"Morrie","last_name":"Rainard","email":"mrainards@yale.edu","shirt_size":"XS","company_name":"Podcat","donation":52}, -{"id":30,"first_name":"Fidel","last_name":"Roskelly","email":"froskellyt@ibm.com","shirt_size":"XS","company_name":"Avavee","donation":5}, -{"id":31,"first_name":"Toni","last_name":"MacSweeney","email":"tmacsweeneyu@parallels.com","shirt_size":"M","company_name":"Jaloo","donation":82}, -{"id":32,"first_name":"Jessey","last_name":"Walhedd","email":"jwalheddv@slashdot.org","shirt_size":"L","company_name":"Trilia","donation":5}, -{"id":33,"first_name":"Karola","last_name":"Piper","email":"kpiperw@ucsd.edu","shirt_size":"3XL","company_name":"Yombu","donation":110}, -{"id":34,"first_name":"Marley","last_name":"Mitchenson","email":"mmitchensonx@webeden.co.uk","shirt_size":"M","company_name":"Zoonoodle","donation":97}, -{"id":35,"first_name":"Marrilee","last_name":"Thrasher","email":"mthrashery@opensource.org","shirt_size":"XL","company_name":"Bluejam","donation":17}, -{"id":36,"first_name":"Tye","last_name":"Manie","email":"tmaniez@netscape.com","shirt_size":"L","company_name":"Kanoodle","donation":30}, -{"id":37,"first_name":"Charleen","last_name":"Sheering","email":"csheering10@mit.edu","shirt_size":"3XL","company_name":"Jatri","donation":262}, -{"id":38,"first_name":"Valma","last_name":"Eynaud","email":"veynaud11@archive.org","shirt_size":"XS","company_name":"Jaxbean","donation":212}, -{"id":39,"first_name":"Dollie","last_name":"McDarmid","email":"dmcdarmid12@tinyurl.com","shirt_size":"S","company_name":"Kayveo","donation":74}, -{"id":40,"first_name":"Minna","last_name":"Hymas","email":"mhymas13@cornell.edu","shirt_size":"XS","company_name":"Vimbo","donation":101}, -{"id":41,"first_name":"Jsandye","last_name":"Frend","email":"jfrend14@ca.gov","shirt_size":"XS","company_name":"Latz","donation":156}, -{"id":42,"first_name":"Yevette","last_name":"Hacket","email":"yhacket15@wp.com","shirt_size":"XL","company_name":"Lazzy","donation":291}, -{"id":43,"first_name":"Hank","last_name":"Zebedee","email":"hzebedee16@ezinearticles.com","shirt_size":"L","company_name":"Gigashots","donation":241}, -{"id":44,"first_name":"Jodie","last_name":"Stawell","email":"jstawell17@yale.edu","shirt_size":"S","company_name":"Jaxspan","donation":262}, -{"id":45,"first_name":"Falito","last_name":"Karsh","email":"fkarsh18@pcworld.com","shirt_size":"S","company_name":"Mycat","donation":239}, -{"id":46,"first_name":"Reginauld","last_name":"Purselowe","email":"rpurselowe19@thetimes.co.uk","shirt_size":"L","company_name":"Jabbersphere","donation":11}, -{"id":47,"first_name":"Vida","last_name":"Tydd","email":"vtydd1a@dropbox.com","shirt_size":"S","company_name":"Quaxo","donation":55}, -{"id":48,"first_name":"Anderea","last_name":"MacGiolla Pheadair","email":"amacgiollapheadair1b@xing.com","shirt_size":"2XL","company_name":"Kwimbee","donation":214}, -{"id":49,"first_name":"Bel","last_name":"Alway","email":"balway1c@ow.ly","shirt_size":"S","company_name":"Voolia","donation":107}, -{"id":50,"first_name":"Shell","last_name":"Baine","email":"sbaine1d@intel.com","shirt_size":"M","company_name":"Gabtype","donation":171}]; +const runners = [ + { + id: 1, + first_name: 'Charmain', + last_name: 'Seiler', + email: 'cseiler0@wired.com', + shirt_size: '2XL', + company_name: 'Divanoodle', + donation: 75, + }, + { + id: 2, + first_name: 'Whitaker', + last_name: 'Ierland', + email: 'wierland1@angelfire.com', + shirt_size: '2XL', + company_name: 'Wordtune', + donation: 148, + }, + { + id: 3, + first_name: 'Julieta', + last_name: 'McCloid', + email: 'jmccloid2@yahoo.com', + shirt_size: 'S', + company_name: 'Riffpedia', + donation: 171, + }, + { + id: 4, + first_name: 'Martynne', + last_name: 'Paye', + email: 'mpaye3@sciencedaily.com', + shirt_size: 'XL', + company_name: 'Wordware', + donation: 288, + }, + { + id: 5, + first_name: 'Gussy', + last_name: 'Raraty', + email: 'graraty4@ucoz.ru', + shirt_size: 'L', + company_name: 'Oozz', + donation: 291, + }, + { + id: 6, + first_name: 'Yule', + last_name: 'Tommasetti', + email: 'ytommasetti5@state.gov', + shirt_size: 'S', + company_name: 'Yodo', + donation: 27, + }, + { + id: 7, + first_name: 'Kathie', + last_name: 'Majury', + email: 'kmajury6@guardian.co.uk', + shirt_size: '3XL', + company_name: 'Zoomcast', + donation: 261, + }, + { + id: 8, + first_name: 'Tanner', + last_name: 'Branton', + email: 'tbranton7@tmall.com', + shirt_size: '2XL', + company_name: 'Realmix', + donation: 28, + }, + { + id: 9, + first_name: 'Sarina', + last_name: 'Lasham', + email: 'slasham8@toplist.cz', + shirt_size: 'XL', + company_name: 'Gigashots', + donation: 110, + }, + { + id: 10, + first_name: 'Bertie', + last_name: 'Lonergan', + email: 'blonergan9@issuu.com', + shirt_size: '3XL', + company_name: 'Skinte', + donation: 62, + }, + { + id: 11, + first_name: 'Trevor', + last_name: 'Studd', + email: 'tstudda@networkadvertising.org', + shirt_size: 'S', + company_name: 'Cogidoo', + donation: 76, + }, + { + id: 12, + first_name: 'Malachi', + last_name: 'Okeshott', + email: 'mokeshottb@chron.com', + shirt_size: 'M', + company_name: 'DabZ', + donation: 91, + }, + { + id: 13, + first_name: 'Berget', + last_name: 'Logsdail', + email: 'blogsdailc@wix.com', + shirt_size: 'M', + company_name: 'Mymm', + donation: 9, + }, + { + id: 14, + first_name: 'Loise', + last_name: 'Rivlin', + email: 'lrivlind@behance.net', + shirt_size: '2XL', + company_name: 'Linktype', + donation: 204, + }, + { + id: 15, + first_name: 'Christan', + last_name: 'Kendall', + email: 'ckendalle@example.com', + shirt_size: 'XS', + company_name: 'Skinix', + donation: 252, + }, + { + id: 16, + first_name: 'Kayla', + last_name: 'Whitwam', + email: 'kwhitwamf@deliciousdays.com', + shirt_size: '2XL', + company_name: 'Oyope', + donation: 147, + }, + { + id: 17, + first_name: 'Heddie', + last_name: 'Heningam', + email: 'hheningamg@tripadvisor.com', + shirt_size: 'L', + company_name: 'Skinix', + donation: 172, + }, + { + id: 18, + first_name: 'Mace', + last_name: 'Ballinger', + email: 'mballingerh@a8.net', + shirt_size: 'S', + company_name: 'Nlounge', + donation: 266, + }, + { + id: 19, + first_name: 'Nola', + last_name: 'Abberley', + email: 'nabberleyi@jalbum.net', + shirt_size: 'XL', + company_name: 'Photospace', + donation: 148, + }, + { + id: 20, + first_name: 'Nadine', + last_name: 'Tresler', + email: 'ntreslerj@marketwatch.com', + shirt_size: '3XL', + company_name: 'Wikido', + donation: 292, + }, + { + id: 21, + first_name: 'Ulrikaumeko', + last_name: 'Vuittet', + email: 'uvuittetk@gov.uk', + shirt_size: 'S', + company_name: 'Skinte', + donation: 102, + }, + { + id: 22, + first_name: 'Saunder', + last_name: 'Spennock', + email: 'sspennockl@icq.com', + shirt_size: '3XL', + company_name: 'Kwimbee', + donation: 213, + }, + { + id: 23, + first_name: 'Carmel', + last_name: 'Woffinden', + email: 'cwoffindenm@wikispaces.com', + shirt_size: 'S', + company_name: 'Rooxo', + donation: 137, + }, + { + id: 24, + first_name: 'Marielle', + last_name: 'Kimmel', + email: 'mkimmeln@jimdo.com', + shirt_size: 'M', + company_name: 'Livetube', + donation: 96, + }, + { + id: 25, + first_name: 'Brucie', + last_name: 'Burris', + email: 'bburriso@slate.com', + shirt_size: '2XL', + company_name: 'Wordtune', + donation: 128, + }, + { + id: 26, + first_name: 'Juan', + last_name: 'Berzon', + email: 'jberzonp@soup.io', + shirt_size: '3XL', + company_name: 'Einti', + donation: 234, + }, + { + id: 27, + first_name: 'Sacha', + last_name: 'Olsen', + email: 'solsenq@reverbnation.com', + shirt_size: '2XL', + company_name: 'Viva', + donation: 190, + }, + { + id: 28, + first_name: 'Jamey', + last_name: "O'Nolan", + email: 'jonolanr@samsung.com', + shirt_size: 'XL', + company_name: 'Skinix', + donation: 31, + }, + { + id: 29, + first_name: 'Morrie', + last_name: 'Rainard', + email: 'mrainards@yale.edu', + shirt_size: 'XS', + company_name: 'Podcat', + donation: 52, + }, + { + id: 30, + first_name: 'Fidel', + last_name: 'Roskelly', + email: 'froskellyt@ibm.com', + shirt_size: 'XS', + company_name: 'Avavee', + donation: 5, + }, + { + id: 31, + first_name: 'Toni', + last_name: 'MacSweeney', + email: 'tmacsweeneyu@parallels.com', + shirt_size: 'M', + company_name: 'Jaloo', + donation: 82, + }, + { + id: 32, + first_name: 'Jessey', + last_name: 'Walhedd', + email: 'jwalheddv@slashdot.org', + shirt_size: 'L', + company_name: 'Trilia', + donation: 5, + }, + { + id: 33, + first_name: 'Karola', + last_name: 'Piper', + email: 'kpiperw@ucsd.edu', + shirt_size: '3XL', + company_name: 'Yombu', + donation: 110, + }, + { + id: 34, + first_name: 'Marley', + last_name: 'Mitchenson', + email: 'mmitchensonx@webeden.co.uk', + shirt_size: 'M', + company_name: 'Zoonoodle', + donation: 97, + }, + { + id: 35, + first_name: 'Marrilee', + last_name: 'Thrasher', + email: 'mthrashery@opensource.org', + shirt_size: 'XL', + company_name: 'Bluejam', + donation: 17, + }, + { + id: 36, + first_name: 'Tye', + last_name: 'Manie', + email: 'tmaniez@netscape.com', + shirt_size: 'L', + company_name: 'Kanoodle', + donation: 30, + }, + { + id: 37, + first_name: 'Charleen', + last_name: 'Sheering', + email: 'csheering10@mit.edu', + shirt_size: '3XL', + company_name: 'Jatri', + donation: 262, + }, + { + id: 38, + first_name: 'Valma', + last_name: 'Eynaud', + email: 'veynaud11@archive.org', + shirt_size: 'XS', + company_name: 'Jaxbean', + donation: 212, + }, + { + id: 39, + first_name: 'Dollie', + last_name: 'McDarmid', + email: 'dmcdarmid12@tinyurl.com', + shirt_size: 'S', + company_name: 'Kayveo', + donation: 74, + }, + { + id: 40, + first_name: 'Minna', + last_name: 'Hymas', + email: 'mhymas13@cornell.edu', + shirt_size: 'XS', + company_name: 'Vimbo', + donation: 101, + }, + { + id: 41, + first_name: 'Jsandye', + last_name: 'Frend', + email: 'jfrend14@ca.gov', + shirt_size: 'XS', + company_name: 'Latz', + donation: 156, + }, + { + id: 42, + first_name: 'Yevette', + last_name: 'Hacket', + email: 'yhacket15@wp.com', + shirt_size: 'XL', + company_name: 'Lazzy', + donation: 291, + }, + { + id: 43, + first_name: 'Hank', + last_name: 'Zebedee', + email: 'hzebedee16@ezinearticles.com', + shirt_size: 'L', + company_name: 'Gigashots', + donation: 241, + }, + { + id: 44, + first_name: 'Jodie', + last_name: 'Stawell', + email: 'jstawell17@yale.edu', + shirt_size: 'S', + company_name: 'Jaxspan', + donation: 262, + }, + { + id: 45, + first_name: 'Falito', + last_name: 'Karsh', + email: 'fkarsh18@pcworld.com', + shirt_size: 'S', + company_name: 'Mycat', + donation: 239, + }, + { + id: 46, + first_name: 'Reginauld', + last_name: 'Purselowe', + email: 'rpurselowe19@thetimes.co.uk', + shirt_size: 'L', + company_name: 'Jabbersphere', + donation: 11, + }, + { + id: 47, + first_name: 'Vida', + last_name: 'Tydd', + email: 'vtydd1a@dropbox.com', + shirt_size: 'S', + company_name: 'Quaxo', + donation: 55, + }, + { + id: 48, + first_name: 'Anderea', + last_name: 'MacGiolla Pheadair', + email: 'amacgiollapheadair1b@xing.com', + shirt_size: '2XL', + company_name: 'Kwimbee', + donation: 214, + }, + { + id: 49, + first_name: 'Bel', + last_name: 'Alway', + email: 'balway1c@ow.ly', + shirt_size: 'S', + company_name: 'Voolia', + donation: 107, + }, + { + id: 50, + first_name: 'Shell', + last_name: 'Baine', + email: 'sbaine1d@intel.com', + shirt_size: 'M', + company_name: 'Gabtype', + donation: 171, + }, +]; // ==== Challenge 1: Use .forEach() ==== -// The event director needs both the first and last names of each runner for their running bibs. Combine both the first and last names into a new array called fullName. +// The event director needs both the first and last names of each runner for their running bibs. Combine both the first and last names into a new array called fullName. let fullName = []; +runners.forEach((runner) => + fullName.push(runner.first_name + ' ' + runner.last_name) +); console.log(fullName); // ==== Challenge 2: Use .map() ==== // The event director needs to have all the runner's first names converted to uppercase because the director BECAME DRUNK WITH POWER. Convert each first name into all caps and log the result let allCaps = []; -console.log(allCaps); +runners.map((runner) => allCaps.push(runner.first_name.toUpperCase())); +console.log(allCaps); // ==== Challenge 3: Use .filter() ==== // The large shirts won't be available for the event due to an ordering issue. Get a list of runners with large sized shirts so they can choose a different size. Return an array named largeShirts that contains information about the runners that have a shirt size of L and log the result -let largeShirts = []; +let largeShirts = runners.filter((runners) => { + return runners.shirt_size == 'L'; +}); console.log(largeShirts); // ==== Challenge 4: Use .reduce() ==== // The donations need to be tallied up and reported for tax purposes. Add up all the donations into a ticketPriceTotal array and log the result -let ticketPriceTotal = []; +let ticketPriceTotal = runners.reduce((total, amount) => { + return (total += amount.donation); +}, 0); console.log(ticketPriceTotal); // ==== Challenge 5: Be Creative ==== @@ -80,4 +490,4 @@ console.log(ticketPriceTotal); // Problem 2 -// Problem 3 \ No newline at end of file +// Problem 3 diff --git a/assignments/callbacks.js b/assignments/callbacks.js index a551f853b..22a9f15d1 100644 --- a/assignments/callbacks.js +++ b/assignments/callbacks.js @@ -1,34 +1,70 @@ const items = ['Pencil', 'Notebook', 'yo-yo', 'Gum']; function firstItem(arr, cb) { - // firstItem passes the first item of the given array to the callback function. + // firstItem passes the first item of the given array to the callback function. + console.log(cb(arr)); } +let first = function(items) { + return items[0]; +}; + +firstItem(items, first); function getLength(arr, cb) { - // getLength passes the length of the array into the callback. + // getLength passes the length of the array into the callback. + console.log(cb(arr)); } +let length = function(items) { + return items.length; +}; + +getLength(items, length); + function last(arr, cb) { - // last passes the last item of the array into the callback. + // last passes the last item of the array into the callback. + console.log(cb(arr)); } +let lastItem = function(items) { + return items[items.length - 1]; +}; +last(items, lastItem); function sumNums(x, y, cb) { - // sumNums adds two numbers (x, y) and passes the result to the callback. + // sumNums adds two numbers (x, y) and passes the result to the callback. + console.log(cb(x, y)); } +let sum = function(x, y) { + return x + y; +}; + +sumNums(3, 4, sum); function multiplyNums(x, y, cb) { - // multiplyNums multiplies two numbers and passes the result to the callback. + // multiplyNums multiplies two numbers and passes the result to the callback. + console.log(cb(x, y)); } +let multiply = function(x, y) { + return x * y; +}; +multiplyNums(7, 4, multiply); function contains(item, list, cb) { - // contains checks if an item is present inside of the given array/list. - // Pass true to the callback if it is, otherwise pass false. + // contains checks if an item is present inside of the given array/list. + // Pass true to the callback if it is, otherwise pass false. + console.log(cb(item, list)); } +let isThere = function(item, list) { + return list.includes(item); +}; + +contains('Pencil', items, isThere); +contains('Shoe', items, isThere); /* STRETCH PROBLEM */ function removeDuplicates(array, cb) { - // removeDuplicates removes all duplicate values from the given array. - // Pass the duplicate free array to the callback function. - // Do not mutate the original array. + // removeDuplicates removes all duplicate values from the given array. + // Pass the duplicate free array to the callback function. + // Do not mutate the original array. } diff --git a/assignments/closure.js b/assignments/closure.js index b16c45ae4..b9216017c 100644 --- a/assignments/closure.js +++ b/assignments/closure.js @@ -1,10 +1,21 @@ // ==== Challenge 1: Write your own closure ==== // Write a simple closure of your own creation. Keep it simple! +function myRecipe() { + let meal = 'Gumbo'; + console.log(meal + ' is for dinner.'); + function groceryList() { + console.log("What ingredient's do I need to make " + meal); + } + groceryList(); +} +myRecipe(); // ==== Challenge 2: Create a counter function ==== const counter = () => { - // Return a function that when invoked increments and returns a counter variable. + // Return a function that when invoked increments and returns a counter variable. + let count = 0; + return () => ++count; }; // Example usage: const newCounter = counter(); // newCounter(); // 1 @@ -14,7 +25,7 @@ const counter = () => { // ==== Challenge 3: Create a counter function with an object that can increment and decrement ==== const counterFactory = () => { - // Return an object that has two methods called `increment` and `decrement`. - // `increment` should increment a counter variable in closure scope and return it. - // `decrement` should decrement the counter variable and return it. + // Return an object that has two methods called `increment` and `decrement`. + // `increment` should increment a counter variable in closure scope and return it. + // `decrement` should decrement the counter variable and return it. };