From bf8afaafd52f5a1f0fbeb5b4f74728fa15fd1bc0 Mon Sep 17 00:00:00 2001 From: Lorenzo Date: Mon, 19 Aug 2019 17:02:14 -0400 Subject: [PATCH 1/4] Complete array methods --- assignments/arrays.js | 26 +++++++++++++++----------- 1 file changed, 15 insertions(+), 11 deletions(-) diff --git a/assignments/arrays.js b/assignments/arrays.js index 1dbf8bd35..5ef98873c 100644 --- a/assignments/arrays.js +++ b/assignments/arrays.js @@ -75,30 +75,34 @@ let inventory = [ // ==== 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: +let carIds = []; +console.log(carIds); console.log(`Car 33 is a *car year goes here* *car make goes here* *car model goes here*`); // ==== 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(); +let 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 = []; -let carModelsSorted = []; -console.log(); +let carModels = inventory.map(car => car.car_model) +let carModelsSorted = carModels.sort(); +console.log(carModelsSorted); // ==== 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(); +let carYears = inventory.map(car => 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(); +let oldCars = carYears.filter(year => year > 2000) +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(); +let audi = inventory.map(car => car).filter(car => car.car_make === 'Audi'); +let bmw = inventory.map(car => car).filter(car => car.car_make === 'BMW'); +let BMWAndAudi = audi.concat(bmw); +console.log(BMWAndAudi); From fb75744215c73799903af202385d7da3260c3a7e Mon Sep 17 00:00:00 2001 From: Lorenzo Date: Mon, 19 Aug 2019 17:24:31 -0400 Subject: [PATCH 2/4] Complete object challenges --- assignments/objects.js | 55 +++++++++++++++++++++++++++++++++++++----- 1 file changed, 49 insertions(+), 6 deletions(-) diff --git a/assignments/objects.js b/assignments/objects.js index 798d5e0cf..ae6362eb0 100644 --- a/assignments/objects.js +++ b/assignments/objects.js @@ -18,27 +18,70 @@ const example = { } // Write your intern objects here: +const mitzi = { + id: 1, + name: 'Mitzi', + email: 'mmelloy0@psu.edu', + gender: 'F', +} + +const keenan = { + id: 2, + name: 'Keenan', + email: 'kdiben1@tinypic.com', + gender: 'M', +} + +const keven = { + id: 3, + name: 'Keven', + email: 'kmummery2@wikimedia.org', + gender: 'M', +} + +const gannie = { + id: 4, + name: 'Gannie', + email: 'kmummery2@wikimedia.org', + gender: 'M', +} + +const antonietta = { + id: 5, + name: 'Antonietta', + email: 'adaine5@samsung.com', + gender: 'F', + multiplyNums: function(num1, num2){ + return num1 * num2; + } +} + // ==== 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(keenan.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 ==== // Give Kennan the ability to say "Hello, my name is Kennan!" Use the console.log provided as a hint. -// console.log(kennan.speak()); +function speak(name) { + return 'Hello, my name is ' + name + '!'; +} +console.log(speak(keenan.name)); // 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)); +console.log(antonietta.multiplyNums(3,4)); + // === Great work! === Head over to the the arrays.js. You may come back and attempt the Stretch Challenge once you have completed the challenges in arrays.js and function-conversion.js. From 5ddd17a0473cf4d1fa46d8a4d36505e37d302b35 Mon Sep 17 00:00:00 2001 From: Lorenzo Date: Mon, 19 Aug 2019 17:29:37 -0400 Subject: [PATCH 3/4] complete function conversion --- assignments/function-conversion.js | 42 +++++++++++++++--------------- 1 file changed, 21 insertions(+), 21 deletions(-) diff --git a/assignments/function-conversion.js b/assignments/function-conversion.js index 55f57ef62..02826b3bf 100644 --- a/assignments/function-conversion.js +++ b/assignments/function-conversion.js @@ -1,30 +1,30 @@ // Take the commented ES5 syntax and convert it to ES6 arrow Syntax -// let myFunction = function () { -// 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; +}; +anotherFunction("Example"); -// let add = function (param1, param2) { -// return param1 + param2; -// }; -// add(1,2); +let add = (param1, param2) => { + return param1 + param2; +}; +add(1,2); -// let subtract = function (param1, param2) { -// return param1 - param2; -// }; -// subtract(1,2); +let subtract = (param1, param2) => { + return param1 - param2; +}; +subtract(1,2); // Stretch -// exampleArray = [1,2,3,4]; -// const triple = exampleArray.map(function (num) { -// return num * 3; -// }); -// console.log(triple); \ No newline at end of file +exampleArray = [1,2,3,4]; +const triple = exampleArray.map(num => { + return num * 3; +}); +console.log(triple); \ No newline at end of file From 234f459937f7a1f433c98c49d94033ccb30d6326 Mon Sep 17 00:00:00 2001 From: Lorenzo Date: Tue, 20 Aug 2019 18:25:18 -0400 Subject: [PATCH 4/4] complete final array method --- assignments/arrays.js | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/assignments/arrays.js b/assignments/arrays.js index 5ef98873c..896918e4b 100644 --- a/assignments/arrays.js +++ b/assignments/arrays.js @@ -75,9 +75,9 @@ let inventory = [ // ==== 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: -let carIds = []; -console.log(carIds); -console.log(`Car 33 is a *car year goes here* *car make goes here* *car model goes here*`); +let car33 = inventory.filter(car => car.id === 33); +console.log(car33); + // ==== 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. @@ -97,7 +97,7 @@ 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 = carYears.filter(year => year > 2000) +let oldCars = carYears.filter(year => year < 2000) console.log(oldCars.length); // ==== Challenge 6 ====