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bcc556e
Complete challenges in objects.js
deebarizo Aug 7, 2019
4fd4235
Complete challenges in arrays.js
deebarizo Aug 7, 2019
7fa8410
Commit challenges in function-conversion.js
deebarizo Aug 7, 2019
6b507df
Add console logs
deebarizo Aug 7, 2019
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157 changes: 97 additions & 60 deletions assignments/arrays.js
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Expand Up @@ -2,57 +2,68 @@

// The car dealer has all of their inventory housed in the array seen below. Scroll down past the data to find out how you can help the car dealer.

let inventory = [{"id":1,"car_make":"Lincoln","car_model":"Navigator","car_year":2009},
{"id":2,"car_make":"Mazda","car_model":"Miata MX-5","car_year":2001},
{"id":3,"car_make":"Land Rover","car_model":"Defender Ice Edition","car_year":2010},
{"id":4,"car_make":"Honda","car_model":"Accord","car_year":1983},
{"id":5,"car_make":"Mitsubishi","car_model":"Galant","car_year":1990},
{"id":6,"car_make":"Honda","car_model":"Accord","car_year":1995},
{"id":7,"car_make":"Smart","car_model":"Fortwo","car_year":2009},
{"id":8,"car_make":"Audi","car_model":"4000CS Quattro","car_year":1987},
{"id":9,"car_make":"Ford","car_model":"Windstar","car_year":1996},
{"id":10,"car_make":"Mercedes-Benz","car_model":"E-Class","car_year":2000},
{"id":11,"car_make":"Infiniti","car_model":"G35","car_year":2004},
{"id":12,"car_make":"Lotus","car_model":"Esprit","car_year":2004},
{"id":13,"car_make":"Chevrolet","car_model":"Cavalier","car_year":1997},
{"id":14,"car_make":"Dodge","car_model":"Ram Van 1500","car_year":1999},
{"id":15,"car_make":"Dodge","car_model":"Intrepid","car_year":2000},
{"id":16,"car_make":"Mitsubishi","car_model":"Montero Sport","car_year":2001},
{"id":17,"car_make":"Buick","car_model":"Skylark","car_year":1987},
{"id":18,"car_make":"Geo","car_model":"Prizm","car_year":1995},
{"id":19,"car_make":"Oldsmobile","car_model":"Bravada","car_year":1994},
{"id":20,"car_make":"Mazda","car_model":"Familia","car_year":1985},
{"id":21,"car_make":"Chevrolet","car_model":"Express 1500","car_year":2003},
{"id":22,"car_make":"Jeep","car_model":"Wrangler","car_year":1997},
{"id":23,"car_make":"Eagle","car_model":"Talon","car_year":1992},
{"id":24,"car_make":"Toyota","car_model":"MR2","car_year":2003},
{"id":25,"car_make":"BMW","car_model":"525","car_year":2005},
{"id":26,"car_make":"Cadillac","car_model":"Escalade","car_year":2005},
{"id":27,"car_make":"Infiniti","car_model":"Q","car_year":2000},
{"id":28,"car_make":"Suzuki","car_model":"Aerio","car_year":2005},
{"id":29,"car_make":"Mercury","car_model":"Topaz","car_year":1993},
{"id":30,"car_make":"BMW","car_model":"6 Series","car_year":2010},
{"id":31,"car_make":"Pontiac","car_model":"GTO","car_year":1964},
{"id":32,"car_make":"Dodge","car_model":"Ram Van 3500","car_year":1999},
{"id":33,"car_make":"Jeep","car_model":"Wrangler","car_year":2011},
{"id":34,"car_make":"Ford","car_model":"Escort","car_year":1991},
{"id":35,"car_make":"Chrysler","car_model":"300M","car_year":2000},
{"id":36,"car_make":"Volvo","car_model":"XC70","car_year":2003},
{"id":37,"car_make":"Oldsmobile","car_model":"LSS","car_year":1997},
{"id":38,"car_make":"Toyota","car_model":"Camry","car_year":1992},
{"id":39,"car_make":"Ford","car_model":"Econoline E250","car_year":1998},
{"id":40,"car_make":"Lotus","car_model":"Evora","car_year":2012},
{"id":41,"car_make":"Ford","car_model":"Mustang","car_year":1965},
{"id":42,"car_make":"GMC","car_model":"Yukon","car_year":1996},
{"id":43,"car_make":"Mercedes-Benz","car_model":"R-Class","car_year":2009},
{"id":44,"car_make":"Audi","car_model":"Q7","car_year":2012},
{"id":45,"car_make":"Audi","car_model":"TT","car_year":2008},
{"id":46,"car_make":"Oldsmobile","car_model":"Ciera","car_year":1995},
{"id":47,"car_make":"Volkswagen","car_model":"Jetta","car_year":2007},
{"id":48,"car_make":"Dodge","car_model":"Magnum","car_year":2008},
{"id":49,"car_make":"Chrysler","car_model":"Sebring","car_year":1996},
{"id":50,"car_make":"Lincoln","car_model":"Town Car","car_year":1999}];

let inventory = [
{ id: 1, car_make: "Lincoln", car_model: "Navigator", car_year: 2009 },
{ id: 2, car_make: "Mazda", car_model: "Miata MX-5", car_year: 2001 },
{
id: 3,
car_make: "Land Rover",
car_model: "Defender Ice Edition",
car_year: 2010
},
{ id: 4, car_make: "Honda", car_model: "Accord", car_year: 1983 },
{ id: 5, car_make: "Mitsubishi", car_model: "Galant", car_year: 1990 },
{ id: 6, car_make: "Honda", car_model: "Accord", car_year: 1995 },
{ id: 7, car_make: "Smart", car_model: "Fortwo", car_year: 2009 },
{ id: 8, car_make: "Audi", car_model: "4000CS Quattro", car_year: 1987 },
{ id: 9, car_make: "Ford", car_model: "Windstar", car_year: 1996 },
{ id: 10, car_make: "Mercedes-Benz", car_model: "E-Class", car_year: 2000 },
{ id: 11, car_make: "Infiniti", car_model: "G35", car_year: 2004 },
{ id: 12, car_make: "Lotus", car_model: "Esprit", car_year: 2004 },
{ id: 13, car_make: "Chevrolet", car_model: "Cavalier", car_year: 1997 },
{ id: 14, car_make: "Dodge", car_model: "Ram Van 1500", car_year: 1999 },
{ id: 15, car_make: "Dodge", car_model: "Intrepid", car_year: 2000 },
{
id: 16,
car_make: "Mitsubishi",
car_model: "Montero Sport",
car_year: 2001
},
{ id: 17, car_make: "Buick", car_model: "Skylark", car_year: 1987 },
{ id: 18, car_make: "Geo", car_model: "Prizm", car_year: 1995 },
{ id: 19, car_make: "Oldsmobile", car_model: "Bravada", car_year: 1994 },
{ id: 20, car_make: "Mazda", car_model: "Familia", car_year: 1985 },
{ id: 21, car_make: "Chevrolet", car_model: "Express 1500", car_year: 2003 },
{ id: 22, car_make: "Jeep", car_model: "Wrangler", car_year: 1997 },
{ id: 23, car_make: "Eagle", car_model: "Talon", car_year: 1992 },
{ id: 24, car_make: "Toyota", car_model: "MR2", car_year: 2003 },
{ id: 25, car_make: "BMW", car_model: "525", car_year: 2005 },
{ id: 26, car_make: "Cadillac", car_model: "Escalade", car_year: 2005 },
{ id: 27, car_make: "Infiniti", car_model: "Q", car_year: 2000 },
{ id: 28, car_make: "Suzuki", car_model: "Aerio", car_year: 2005 },
{ id: 29, car_make: "Mercury", car_model: "Topaz", car_year: 1993 },
{ id: 30, car_make: "BMW", car_model: "6 Series", car_year: 2010 },
{ id: 31, car_make: "Pontiac", car_model: "GTO", car_year: 1964 },
{ id: 32, car_make: "Dodge", car_model: "Ram Van 3500", car_year: 1999 },
{ id: 33, car_make: "Jeep", car_model: "Wrangler", car_year: 2011 },
{ id: 34, car_make: "Ford", car_model: "Escort", car_year: 1991 },
{ id: 35, car_make: "Chrysler", car_model: "300M", car_year: 2000 },
{ id: 36, car_make: "Volvo", car_model: "XC70", car_year: 2003 },
{ id: 37, car_make: "Oldsmobile", car_model: "LSS", car_year: 1997 },
{ id: 38, car_make: "Toyota", car_model: "Camry", car_year: 1992 },
{ id: 39, car_make: "Ford", car_model: "Econoline E250", car_year: 1998 },
{ id: 40, car_make: "Lotus", car_model: "Evora", car_year: 2012 },
{ id: 41, car_make: "Ford", car_model: "Mustang", car_year: 1965 },
{ id: 42, car_make: "GMC", car_model: "Yukon", car_year: 1996 },
{ id: 43, car_make: "Mercedes-Benz", car_model: "R-Class", car_year: 2009 },
{ id: 44, car_make: "Audi", car_model: "Q7", car_year: 2012 },
{ id: 45, car_make: "Audi", car_model: "TT", car_year: 2008 },
{ id: 46, car_make: "Oldsmobile", car_model: "Ciera", car_year: 1995 },
{ id: 47, car_make: "Volkswagen", car_model: "Jetta", car_year: 2007 },
{ id: 48, car_make: "Dodge", car_model: "Magnum", car_year: 2008 },
{ id: 49, car_make: "Chrysler", car_model: "Sebring", car_year: 1996 },
{ id: 50, car_make: "Lincoln", car_model: "Town Car", car_year: 1999 }
];

// Example for loop:

Expand All @@ -63,32 +74,58 @@ let inventory = [{"id":1,"car_make":"Lincoln","car_model":"Navigator","car_year"

// ==== Challenge 1 ====
// The dealer can't recall the information for a car with an id of 33 on his lot. Help the dealer find out which car has an id of 33 by logging the car's year, make, and model in the console log provided to you below:
console.log(`Car 33 is a *car year goes here* *car make goes here* *car model goes here*` );
let car33;

for (let i = 0; i < inventory.length; i++) {
const car = inventory[i];
if (car.id === 33) {
car33 = car;
break;
}
}

console.log(
`Car 33 is a ${car33.car_year} ${car33.car_make} ${car33.car_model}.`
);

// ==== Challenge 2 ====
// The dealer needs the information on the last car in their inventory. What is the make and model of the last car in the inventory? Log the make and model into the console.
let lastCar = 0;
console.log();
lastCar = inventory[inventory.length - 1];
console.log(`${lastCar.car_make} ${lastCar.car_model}`);

// ==== Challenge 3 ====
// The marketing team wants the car models listed alphabetically on the website. Sort all the car model names into alphabetical order and log the results in the console
let carModels = [];
console.log();
carModels = inventory.map(function(car) {
return car.car_model;
});
carModels.sort();
console.log(carModels);

// ==== Challenge 4 ====
// The accounting team needs all the years from every car on the lot. Create a new array from the dealer data containing only the car years and log the result in the console.
let carYears = [];
console.log();
carYears = inventory.map(function(car) {
return car.car_year;
});
console.log(carYears);

// ==== Challenge 5 ====
// The car lot manager needs to find out how many cars are older than the year 2000. Using the carYears array you just created, find out how many cars were made before the year 2000 by populating the array oldCars and logging it's length.
let oldCars = [];
console.log();
for (let i = 0; i < inventory.length; i++) {
const car = inventory[i];
if (car.car_year < 2000) {
oldCars.push(car);
}
}
console.log(oldCars.length);

// ==== Challenge 6 ====
// A buyer is interested in seeing only BMW and Audi cars within the inventory. Return an array that only contains BMW and Audi cars. Once you have populated the BMWAndAudi array, use JSON.stringify() to show the results of the array in the console.
let BMWAndAudi = [];
console.log();



BMWAndAudi = inventory.filter(car => {
return car.car_make === "BMW" || car.car_make === "Audi";
});
console.log(JSON.stringify(BMWAndAudi));
22 changes: 20 additions & 2 deletions assignments/function-conversion.js
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Expand Up @@ -4,27 +4,45 @@
// console.log("Function was invoked!");
// };
// myFunction();
let myFunction = () => {
console.log("Function was invoked!");
};
myFunction();

// let anotherFunction = function (param) {
// return param;
// };
// anotherFunction("Example");
let anotherFunction = param => {
return param;
};
console.log(anotherFunction("Example"));

// let add = function (param1, param2) {
// return param1 + param2;
// };
// add(1,2);
let add = (param1, param2) => {
return param1 + param2;
};
console.log(add(1, 2));

// let subtract = function (param1, param2) {
// return param1 - param2;
// };
// subtract(1,2);

let subtract = (param1, param2) => {
return param1 - param2;
};
console.log(subtract(1, 2));

// Stretch

// exampleArray = [1,2,3,4];
// const triple = exampleArray.map(function (num) {
// return num * 3;
// });
// console.log(triple);
// console.log(triple);
exampleArray = [1, 2, 3, 4];
const triple = exampleArray.map(num => num * 3);
console.log(triple);
97 changes: 86 additions & 11 deletions assignments/objects.js
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@@ -1,6 +1,6 @@
// Let's get some practice writing a few objects for a new group of interns at a small business.

// ==== Challenge 1: Writing Objects ====
// ==== Challenge 1: Writing Objects ====
// HR needs some information on the new interns put into a database. Given an id, email, first name, and gender. Create an object for each person in the company list:

// 1,[email protected],Mitzi,F
Expand All @@ -11,54 +11,129 @@

// Example format of an intern object: 1,[email protected],Example,F
const example = {
"id": 0,
"name": "Example",
"email": "[email protected]",
"gender": "F"
}
id: 0,
name: "Example",
email: "[email protected]",
gender: "F"
};

// Write your intern objects here:


// ==== Challenge 2: Reading Object Data ====
const mitzi = {
id: 1,
name: "Mitzi",
email: "[email protected]",
gender: "F"
};

const kennan = {
id: 2,
name: "Kennan",
email: "[email protected]",
gender: "M"
};

const keven = {
id: 3,
name: "Keven",
email: "[email protected]",
gender: "M"
};

const gannie = {
id: 4,
name: "Gannie",
email: "[email protected]",
gender: "M"
};

const antonietta = {
id: 5,
name: "Antonietta",
email: "[email protected]",
gender: "F"
};

// ==== Challenge 2: Reading Object Data ====
// Once your objects are created, log out the following requests from HR into the console:

// Mitzi's name
console.log(mitzi.name);

// Kennan's ID
console.log(kennan.id);

// Keven's email
console.log(keven.email);

// Gannie's name
console.log(gannie.name);

// Antonietta's Gender
console.log(antonietta.gender);

// ==== Challenge 3: Object Methods ====
// ==== Challenge 3: Object Methods ====
// Give Kennan the ability to say "Hello, my name is Kennan!" Use the console.log provided as a hint.
// console.log(kennan.speak());
kennan.speak = function() {
return "Hello, my name is Kennan!";
};

console.log(kennan.speak());

// Antonietta loves math, give her the ability to multiply two numbers together and return the product. Use the console.log provided as a hint.
//console.log(antonietta.multiplyNums(3,4));
antonietta.multiplyNums = function(x, y) {
return x * y;
};

console.log(antonietta.multiplyNums(3, 4));

// === Great work! === Head over to the the arrays.js file or take a look at the stretch challenge

// ==== Stretch Challenge: Nested Objects and the this keyword ====
// ==== Stretch Challenge: Nested Objects and the this keyword ====

// 1. Create a parent object with properties for name and age. Make the name Susan and the age 70.
// 2. Nest a child object in the parent object with name and age as well. The name will be George and the age will be 50.
// 3. Nest a grandchild object in the child object with properties for name and age. The name will be Sam and the age will be 30
// 4. Give each of the objects the ability to speak their names using the this keyword.

const parent = {}
const parent = {
name: "Susan",
age: 70,
speak: function() {
return "Hi, my name is " + this.name + ".";
},
child: {
name: "George",
age: 50,
speak: function() {
return "Hi, my name is " + this.name + ".";
},
grandchild: {
name: "Sam",
age: 30,
speak: function() {
return "Hi, my name is " + this.name + ".";
}
}
}
};

// Log the parent object's name
console.log(parent.name);

// Log the child's age
console.log(parent.child.age);

// Log the name and age of the grandchild
console.log(parent.child.grandchild.name, parent.child.grandchild.age);

// Have the parent speak
console.log(parent.speak());

// Have the child speak
console.log(parent.child.speak());

// Have the grandchild speak
console.log(parent.child.grandchild.speak());