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30-Days-Of-JavaScript
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pull/990/head
Frank Ojwang 4 months ago
parent 39fb8a037a
commit 3305d7cad3
2 changed files with 281 additions and 210 deletions
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386
05_Day_Arrays/05_day_starter/data/countries.mjs
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@ -1,195 +1,195 @@
export const countries = [
'Afghanistan',
'Albania',
'Algeria',
'Andorra',
'Angola',
'Antigua and Barbuda',
'Argentina',
'Armenia',
'Australia',
'Austria',
'Azerbaijan',
'Bahamas',
'Bahrain',
'Bangladesh',
'Barbados',
'Belarus',
'Belgium',
'Belize',
'Benin',
'Bhutan',
'Bolivia',
'Bosnia and Herzegovina',
'Botswana',
'Brazil',
'Brunei',
'Bulgaria',
'Burkina Faso',
'Burundi',
'Cambodia',
'Cameroon',
'Canada',
'Cape Verde',
'Central African Republic',
'Chad',
'Chile',
'China',
'Colombi',
'Comoros',
'Congo (Brazzaville)',
'Congo',
'Costa Rica',
"Afghanistan",
"Albania",
"Algeria",
"Andorra",
"Angola",
"Antigua and Barbuda",
"Argentina",
"Armenia",
"Australia",
"Austria",
"Azerbaijan",
"Bahamas",
"Bahrain",
"Bangladesh",
"Barbados",
"Belarus",
"Belgium",
"Belize",
"Benin",
"Bhutan",
"Bolivia",
"Bosnia and Herzegovina",
"Botswana",
"Brazil",
"Brunei",
"Bulgaria",
"Burkina Faso",
"Burundi",
"Cambodia",
"Cameroon",
"Canada",
"Cape Verde",
"Central African Republic",
"Chad",
"Chile",
"China",
"Colombi",
"Comoros",
"Congo (Brazzaville)",
"Congo",
"Costa Rica",
"Cote d'Ivoire",
'Croatia',
'Cuba',
'Cyprus',
'Czech Republic',
'Denmark',
'Djibouti',
'Dominica',
'Dominican Republic',
'East Timor (Timor Timur)',
'Ecuador',
'Egypt',
'El Salvador',
'Equatorial Guinea',
'Eritrea',
'Estonia',
'Ethiopia',
'Fiji',
'Finland',
'France',
'Gabon',
'Gambia, The',
'Georgia',
'Germany',
'Ghana',
'Greece',
'Grenada',
'Guatemala',
'Guinea',
'Guinea-Bissau',
'Guyana',
'Haiti',
'Honduras',
'Hungary',
'Iceland',
'India',
'Indonesia',
'Iran',
'Iraq',
'Ireland',
'Israel',
'Italy',
'Jamaica',
'Japan',
'Jordan',
'Kazakhstan',
'Kenya',
'Kiribati',
'Korea, North',
'Korea, South',
'Kuwait',
'Kyrgyzstan',
'Laos',
'Latvia',
'Lebanon',
'Lesotho',
'Liberia',
'Libya',
'Liechtenstein',
'Lithuania',
'Luxembourg',
'Macedonia',
'Madagascar',
'Malawi',
'Malaysia',
'Maldives',
'Mali',
'Malta',
'Marshall Islands',
'Mauritania',
'Mauritius',
'Mexico',
'Micronesia',
'Moldova',
'Monaco',
'Mongolia',
'Morocco',
'Mozambique',
'Myanmar',
'Namibia',
'Nauru',
'Nepal',
'Netherlands',
'New Zealand',
'Nicaragua',
'Niger',
'Nigeria',
'Norway',
'Oman',
'Pakistan',
'Palau',
'Panama',
'Papua New Guinea',
'Paraguay',
'Peru',
'Philippines',
'Poland',
'Portugal',
'Qatar',
'Romania',
'Russia',
'Rwanda',
'Saint Kitts and Nevis',
'Saint Lucia',
'Saint Vincent',
'Samoa',
'San Marino',
'Sao Tome and Principe',
'Saudi Arabia',
'Senegal',
'Serbia and Montenegro',
'Seychelles',
'Sierra Leone',
'Singapore',
'Slovakia',
'Slovenia',
'Solomon Islands',
'Somalia',
'South Africa',
'Spain',
'Sri Lanka',
'Sudan',
'Suriname',
'Swaziland',
'Sweden',
'Switzerland',
'Syria',
'Taiwan',
'Tajikistan',
'Tanzania',
'Thailand',
'Togo',
'Tonga',
'Trinidad and Tobago',
'Tunisia',
'Turkey',
'Turkmenistan',
'Tuvalu',
'Uganda',
'Ukraine',
'United Arab Emirates',
'United Kingdom',
'United States',
'Uruguay',
'Uzbekistan',
'Vanuatu',
'Vatican City',
'Venezuela',
'Vietnam',
'Yemen',
'Zambia',
'Zimbabwe'
]
"Croatia",
"Cuba",
"Cyprus",
"Czech Republic",
"Denmark",
"Djibouti",
"Dominica",
"Dominican Republic",
"East Timor (Timor Timur)",
"Ecuador",
"Egypt",
"El Salvador",
"Equatorial Guinea",
"Eritrea",
"Estonia",
"Ethiopia",
"Fiji",
"Finland",
"France",
"Gabon",
"Gambia, The",
"Georgia",
"Germany",
"Ghana",
"Greece",
"Grenada",
"Guatemala",
"Guinea",
"Guinea-Bissau",
"Guyana",
"Haiti",
"Honduras",
"Hungary",
"Iceland",
"India",
"Indonesia",
"Iran",
"Iraq",
"Ireland",
"Israel",
"Italy",
"Jamaica",
"Japan",
"Jordan",
"Kazakhstan",
"Kenya",
"Kiribati",
"Korea, North",
"Korea, South",
"Kuwait",
"Kyrgyzstan",
"Laos",
"Latvia",
"Lebanon",
"Lesotho",
"Liberia",
"Libya",
"Liechtenstein",
"Lithuania",
"Luxembourg",
"Macedonia",
"Madagascar",
"Malawi",
"Malaysia",
"Maldives",
"Mali",
"Malta",
"Marshall Islands",
"Mauritania",
"Mauritius",
"Mexico",
"Micronesia",
"Moldova",
"Monaco",
"Mongolia",
"Morocco",
"Mozambique",
"Myanmar",
"Namibia",
"Nauru",
"Nepal",
"Netherlands",
"New Zealand",
"Nicaragua",
"Niger",
"Nigeria",
"Norway",
"Oman",
"Pakistan",
"Palau",
"Panama",
"Papua New Guinea",
"Paraguay",
"Peru",
"Philippines",
"Poland",
"Portugal",
"Qatar",
"Romania",
"Russia",
"Rwanda",
"Saint Kitts and Nevis",
"Saint Lucia",
"Saint Vincent",
"Samoa",
"San Marino",
"Sao Tome and Principe",
"Saudi Arabia",
"Senegal",
"Serbia and Montenegro",
"Seychelles",
"Sierra Leone",
"Singapore",
"Slovakia",
"Slovenia",
"Solomon Islands",
"Somalia",
"South Africa",
"Spain",
"Sri Lanka",
"Sudan",
"Suriname",
"Swaziland",
"Sweden",
"Switzerland",
"Syria",
"Taiwan",
"Tajikistan",
"Tanzania",
"Thailand",
"Togo",
"Tonga",
"Trinidad and Tobago",
"Tunisia",
"Turkey",
"Turkmenistan",
"Tuvalu",
"Uganda",
"Ukraine",
"United Arab Emirates",
"United Kingdom",
"United States",
"Uruguay",
"Uzbekistan",
"Vanuatu",
"Vatican City",
"Venezuela",
"Vietnam",
"Yemen",
"Zambia",
"Zimbabwe",
];

105
05_Day_Arrays/05_day_starter/scripts/main.mjs
Unescape View File

@ -35,8 +35,8 @@ const itCompanies = [
"Apple",
"IBM",
"Oracle",
"Amazon",
"Netflix"
"Amazon",
"Netflix",
];
//Print the array using console.log()
@ -74,7 +74,7 @@ let companySearch = "IBAM";
// console.log("Companies with double o")
let doubleo = [];
for (let company of itCompanies) {
company.match(/oo/gm) ? doubleo.push(company) : null
company.match(/oo/gm) ? doubleo.push(company) : null;
}
// console.log(doubleo);
@ -135,45 +135,116 @@ let words = text.replace(/\,|\./gm, "").split(" ");
// console.log(`Text Length: ${words.length}`);
//In the following shopping cart add, remove, edit items
const shoppingCart = ['Milk', 'Coffee', 'Tea', 'Honey'];
const shoppingCart = ["Milk", "Coffee", "Tea", "Honey"];
//Add 'Meat' in the beginning of your shoppinh cart if it has not been already added
let foodToAdd = "Meat";
let checkFood = shoppingCart.includes(foodToAdd);
!checkFood ? shoppingCart.unshift(foodToAdd) : '';
console.log(shoppingCart);
!checkFood ? shoppingCart.unshift(foodToAdd) : "";
// console.log(shoppingCart);
//Add Sugar at the end of your shopping cart if it has not already been added
let foodToAdd2 = "Sugar";
let checkFood2 = shoppingCart.includes(foodToAdd2);
!checkFood2 ? shoppingCart.push(foodToAdd2) : "";
console.log(shoppingCart);
// console.log(shoppingCart);
//Remove Honey if you are allergic to honey
let foodToRemove = "Honey"
let foodToRemove = "Honey";
let allergy = shoppingCart.includes(foodToRemove);
allergy ? shoppingCart.splice(shoppingCart.indexOf(foodToRemove), 1) : null;
console.log(shoppingCart);
// console.log(shoppingCart);
//Modify Tea to 'Green Tea'
let searchItem = "Tea";
let checkItem = shoppingCart.includes(searchItem);
checkItem ? shoppingCart[shoppingCart.indexOf(searchItem)] = "Green Tea" : null;
console.log(shoppingCart);
checkItem
? (shoppingCart[shoppingCart.indexOf(searchItem)] = "Green Tea")
: null;
// console.log(shoppingCart);
//Check if Ethiopia exists in the countries array. If it exists, print 'ETHIOPIA'. If not, add it to the countries list
let checkCountries = countries.includes("Ethiopia");
checkCountries ? console.log('ETHIOPIA') : countries.push('Ethiopia');
checkCountries ? console.log("ETHIOPIA") : countries.push("Ethiopia");
//Check if Sass exists in webTechs, if it exists, print 'Sass is a CSS Preprocessor'. If not, add Sass to webTechs
let checkWebTechs = webTechs.includes("Sass");
checkWebTechs ? console.log("Sass is a CSS Preprocessor") : webTechs.push("Sass");
console.log(webTechs);
checkWebTechs
? console.log("Sass is a CSS Preprocessor")
: webTechs.push("Sass");
// console.log(webTechs);
//Concatenate the following two variables and store it in a fullStack variable
const frontEnd = ['HTML', 'CSS', 'JS', 'React', 'Redux'];
const backend = ['Node', 'Express', 'MongoDB'];
const frontEnd = ["HTML", "CSS", "JS", "React", "Redux"];
const backend = ["Node", "Express", "MongoDB"];
let fullStack = frontEnd.concat(backend);
console.log(fullStack);
// console.log(fullStack);
//LEVEL 3
//sort array of student ages
const ages = [19, 22, 19, 24, 20, 25, 26, 24, 25, 24];
ages.sort((a, b) => a - b);
console.log(ages);
//Find the median age (one middle item or two middle items divided by two)
let median =
ages.length % 2 > 0
? ages[Math.floor(ages.length / 2)]
: Math.round((ages[ages.length / 2 - 1] + ages[ages.length / 2]) / 2);
// console.log(median)
//Find the average age (all items divided by number of items)
let sumAges = 0;
ages.forEach((age) => (sumAges += age));
let average = sumAges / ages.length;
// console.log(average);
//Find the range of the ages (max minus min)
let minAge = Math.min(...ages);
let maxAge = Math.max(...ages);
//using arrays after sorting
//let minAge = ages[0]
//let maxAge = ages.reverse()[0];
let range = maxAge - minAge;
// console.log(range)
//Compare the value of (min - average) and (max - average), use abs() method
let minval = minAge - average;
let maxval = maxAge - average;
console.log(Math.abs(maxval - minval));
//Slice the first ten countries from countries array
// console.log(countries.slice(0, 10));
//Find the middle country(ies) in the countries array
countries.length % 2 !== 0
? console.log(countries[Math.ceil(countries.length / 2) - 1])
: console.log(
countries[Math.floor(countries.length / 2 - 2)],
countries[Math.floor(countries.length / 2 - 1)]
);
//Divide the countries array into two equal arrays if it is even. if not, add one more country to the first half
let firstHalf = [];
let secondHalf = [];
let isEven = countries.length % 2 !== 0 ? false : true;
isEven
? (firstHalf.push(...countries.slice(0, countries.length / 2)),
secondHalf.push(...countries.slice(countries.length / 2, countries.length)))
: (firstHalf.push(...countries.slice(0, Math.ceil(countries.length / 2))),
secondHalf.push(
...countries.slice(Math.ceil(countries.length / 2), countries.length)
));
console.log(isEven);
console.log(countries.length);
console.log(firstHalf.length, firstHalf);
console.log(secondHalf.length, secondHalf);

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