diff --git a/dom/inject/inject.html b/dom/inject/inject.html index e55f6db..907c46d 100644 --- a/dom/inject/inject.html +++ b/dom/inject/inject.html @@ -1,11 +1,12 @@ - - - + + + Document - - + +
- - \ No newline at end of file + + + diff --git a/dom/inject/inject.js b/dom/inject/inject.js index 542ad03..8d3b423 100644 --- a/dom/inject/inject.js +++ b/dom/inject/inject.js @@ -1,4 +1,35 @@ -/*Exercise instructions : take the html code from the following codepen : https://codepen.io/ayunas-the-scripter/pen/WNQgpqB, and use JavaScript DOM manipulation to inject the html into the inject id element of inject.html. You are not allowed to simply set the innerHTML of the
to the entire html document. -*/ +/*Exercise instructions : take the html code from the following codepen : https://codepen.io/ayunas-the-scripter/pen/WNQgpqB, and use JavaScript DOM manipulation to inject the html into the inject id element of inject.html. You are not allowed to simply set the innerHTML of the
to the entire html document. + */ +let injectDiv = document.querySelector("#inject"); +let center = document.createElement("center"); +let h1 = document.createElement("h1"); +let h2 = document.createElement("h2"); +let hr = document.createElement("hr"); +let p = document.createElement("p"); +let ol = document.createElement("ol"); +let hr2 = document.createElement("hr2"); +let p2 = document.createElement("p2"); +let h1Fin = document.createElement("h1Fin"); +let pFin = document.createElement("pFin"); +h1.innerHTML = `HTML Practice Exercise TEKcamp.`; +h2.innerHTML = `TEKsystems "TEKcamp"`; +p.innerHTML = `I love HTML for the following reasons:`; +ol.innerHTML = `
  • I learned it quickly.
    • +
  • I can make web pages using code.
    • +
  • It’s fun.
    • `; +p2.innerHTML = `My instructor’s email address is: ayunas@teksystems.com.`; +h1Fin.innerHTML = "Have a great day!"; +pFin.innerHTML = `I really look forward to learning how to code! Have a great day. +-[Team "Git'er Done"]`; +injectDiv.appendChild(center); +center.appendChild(h1); +center.appendChild(h2); +injectDiv.appendChild(hr); +injectDiv.appendChild(p); +injectDiv.appendChild(ol); +injectDiv.appendChild(hr2); +injectDiv.appendChild(p2); +injectDiv.appendChild(h1Fin); +injectDiv.appendChild(pFin); diff --git a/dom/shopping/shopping-list.html b/dom/shopping/shopping-list.html index cf76849..dcec8f6 100644 --- a/dom/shopping/shopping-list.html +++ b/dom/shopping/shopping-list.html @@ -3,7 +3,7 @@ - + Shopping list example -

    My shopping list

    - +
    - - - + - \ No newline at end of file + diff --git a/dom/shopping/shoppingList.js b/dom/shopping/shoppingList.js index 2ef4bd0..e989aa0 100644 --- a/dom/shopping/shoppingList.js +++ b/dom/shopping/shoppingList.js @@ -1,41 +1,34 @@ -/* - Do the following steps in this file, and make sure this file is linked to the shopping-list.html file +// Do the following steps in this file, and make sure this file is linked to the shopping-list.html file - +// 1. Create three variables that hold references to the following elements <ul> <input> <button> elements. +const ul = document.querySelector("ul"); +const input = document.querySelector("#item"); +const button = document.querySelector("button"); +console.log(button); +// 2. Create a function that will run in response to the button being clicked. - 1. Create three variables that hold references to the following elements <ul> <input> <button> elements. - - - 2. Create a function that will run in response to the button being clicked. - - - - 3. Inside the function body, start off by storing the current value of the input element in a variable. - - - - 4. Next, empty the input element by setting its value to an empty string — ''. - - - - 5. Create three new elements — a list item (<li>), <span>, and <button>, and store them in variables. - - - - 6. Append the span and the button as children of the list item. - - - - 7. Set the text content of the span to the input element value you saved earlier, and the text content of the button to 'Delete'. - - - - 8. Append the list item as a child of the list. - - - - 9. Attach an event handler to the delete button, so that when clicked it will delete the entire list item it is inside. - - - - 10. Finally, use the focus() method to focus the input element ready for entering the next shopping list item. \ No newline at end of file +// 3. Inside the function body, start off by storing the current value of the input element in a variable.// 4. Next, empty the input element by setting its value to an empty string — ''. +// 5. Create three new elements — a list item (<li>), <span>, and <button>, and store them in variables. +// 6. Append the span and the button as children of the list item. + +button.addEventListener("click", function () { + const clicked = document.getElementById("item").value; + console.log(clicked); + document.querySelector("#item").value = " "; + const li = document.createElement("li"); + const span = document.createElement("span"); + const buttonDel = document.createElement("button"); + li.append(span, buttonDel); + span.textContent = clicked; + buttonDel.textContent = "Delete"; + ul.appendChild(li); + buttonDel.addEventListener("click", function () { + li.remove(); + }); + document.getElementById("item").focus(); +}); + +// 7. Set the text content of the span to the input element value you saved earlier, and the text content of the button to 'Delete'. +// 8. Append the list item as a child of the list. +// 9. Attach an event handler to the delete button, so that when clicked it will delete the entire list item it is inside. +// 10. Finally, use the focus() method to focus the input element ready for entering the next shopping list item. diff --git a/dom/timer/timer-dom.js b/dom/timer/timer-dom.js index 1ebbf4c..0eb9184 100644 --- a/dom/timer/timer-dom.js +++ b/dom/timer/timer-dom.js @@ -1,2 +1,26 @@ console.log("time to start the timer!"); +const time = document.querySelector("timer"); +const timeButton = document.querySelector(".timer-buttons"); +const start = timeButton.children[0]; +const stop = timeButton.children[1]; +const reset = timeButton.children[2]; +let countdown = 59; + +start.addEventListener("click", function () { + let click = setInterval(function () { + countdown--; + time.textContent = `0:${countdown}`; + if (countdown === 0) { + clearInterval(click); + } + }, 1000); + stop.addEventListener("click", function () { + clearInterval(click); + }); + reset.addEventListener("click", function () { + clearInterval(click); + coundown = 59; + time.textContent = `0:${countdown}`; + }); +}); diff --git a/dom/timer/timer.html b/dom/timer/timer.html index ea0c8a7..af7b3a6 100644 --- a/dom/timer/timer.html +++ b/dom/timer/timer.html @@ -1,20 +1,20 @@ - - - - - + + + + + Document - - + +
    -

    0:00

    -
    - - - -
    +

    0:00

    +
    + + + +
    - - \ No newline at end of file + + diff --git a/exercise-1.js b/exercise-1.js index 6265b6f..3353cc0 100644 --- a/exercise-1.js +++ b/exercise-1.js @@ -1,199 +1,296 @@ // ***For all the exercises, be sure to log the output of the function to the console.*** - /************************************************************************************/ - // Write a JavaScript function that iterates the integers from 1 to 100. For multiples of 3 print "TEK" instead of the number and for multiples of 5, print "camp." For numbers that are multiples of both 3 and 5, print "TEKcamp." - - //your code... - function tekCamp() {} - // tekCamp(); - - - - /************************************************************************************/ - //Write a function that converts the current temperature from Fahrenheit to Celsius. - - //your code... - function farenheitCelsius() { - - } - - - - - /************************************************************************************/ - //Write a function that converts the Celsius temperature back to Fahrenheit. - - //your code... - function celsiusFarenheit() { - - } - - - - - - /************************************************************************************/ - // Write a function to determine if someone is old enough to vote. The function should return a boolean of true or false. - - //your code... - function canVote(age) { - return false; - } - - - - - - - - /************************************************************************************/ - // Write a function that converts a string to an array. It should return an array. - - //your code... - function strToArr() { - return []; - } - - - - - - - - /************************************************************************************/ - // Write a function that reverses your telephone number. It should return the reversed telephone number. - - //your code... - function reversePhone(number) { - - } - - - - - - /************************************************************************************/ - // Write a function that returns a car object using some given info about your car. Required inputs are the make, model, year, and color. - - //your code... - - - - - - - /************************************************************************************/ - // Write a function that accepts a list of numbers. The function should identify each number as being even or odd. The function should output a set of key value pairs, with the key being the number, and the value being the string "even" or "odd". - - //example : [10,23,3,4] => function() => {10 : 'even', 23 : 'odd', 3 : 'odd', 4 : 'even'} - - //your code... - - - - - - - - /************************************************************************************/ - const numbers = [ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ]; - // Write a "for" loop that console.log()'s the first value in the array, and every 3rd number, i.e. 0, 3, 6, 9: the zeroth, third, sixth, and ninth values. - - //your code... - - - - /************************************************************************************/ - const foodArray = [ 'potatoes', 'tamales', 'lemon','strawberries','chocolate', 'pudding', {program : 'TEKcamp'} ]; - //access the value of the last element of the array and set it to a variable called school. print the school variable to the console. - - const adjectiveArray = [ 'salty', 'spicy', 'sour', 'sweet', 'rich','creamy','amazing']; - // Using both the foodArray and the adjectiveArray, write "for" loop that console.log()'s a sentence for each corresponding value in the arrays. Add the word "is" or "are" depending on if the food is singular or plural. i.e. "Potatoes are salty", "Lemon is sour". - - - /************************************************************* */ - // Refactor the for() loop to be a while loop. - - - for(let i=0; i<10; i++) { - // console.log(" the value of i in the loop is : " + i); - } - +/************************************************************************************/ +// Write a JavaScript function that iterates the integers from 1 to 100. For multiples of 3 print "TEK" instead of the number and for multiples of 5, print "camp." For numbers that are multiples of both 3 and 5, print "TEKcamp." + +//your code... +// +for (let i = 1; i <= 100; i++) { + if (i % 3 === 0) { + console.log("TEK"); + } if (i % 5 === 0) { + console.log("camp"); + } if (i % 3 === 0 && i % 5 === 0) { + console.log("TEKcamp"); + } else { + console.log(i); + } +} - //your code... +/************************************************************************************/ +//Write a function that converts the current temperature from Fahrenheit to Celsius. +//your code... +function fahrenheitCelsius(fTemp) { + let cTemp; + cTemp = (fTemp - 32) * (5 / 9); + return cTemp; +} +console.log(fahrenheitCelsius(14)); +/************************************************************************************/ +//Write a function that converts the Celsius temperature back to Fahrenheit. - /************************************************************* */ - //Multiply the sum of 30 added to two by 20. Divide the product by 10 raised to the power of 2 - //use javascript to compute the value of the above statement. Each individual operation needs to be a function expression. run all the functions after defining them, and print the answer to the console. +//your code... +function celsiusFahrenheit(cTemp) { + let fTemp; + fTemp = cTemp * 1.8 + 32; + return fTemp; +} +console.log(celsiusFahrenheit(14)); +// console.log(celsiusFahrenheit(20)); = 68 +/************************************************************************************/ +// Write a function to determine if someone is old enough to vote. The function should return a boolean of true or false. + +//your code... +function canVote(age) { + if (age < 18) { + return false; + } else { + return true; + } +} +console.log(canVote(17)); + +/************************************************************************************/ +// Write a function that converts a string to an array. It should return an array. + +//your code... +// function strToArr() { +// return []; +// } +let str = "love, hate, pride"; +let arr = str.split(","); +console.log(arr); + +/************************************************************************************/ +// Write a function that reverses your telephone number. It should return the reversed telephone number. + +//your code... +function reversePhone(number) { + number = number + ""; + return number.split("").reverse().join(""); +} +console.log(reversePhone(5554735996)); - //your code... +/************************************************************************************/ +// Write a function that returns a car object using some given info about your car. Required inputs are the make, model, year, and color. +//your code... +let myCar = { + make: "Buick", + model: "Regal", + year: 2011, + color: "grey", + }; + + console.log(myCar["make"]); - /************************************************************* */ - //Determine whether the following values are "truthy" or "falsy". console.log() the value, whether the value is 'truthy' or 'falsy', along with your reasoning why using String interpolation values : - // ex : 3 is truthy, because it is a number, and numbers are type coerced as 'true' when performing logical (boolean) operations. - // 20 - // 0 - // "zero"; - // const zero = 20; - // null - // "0" - // !"" - // {} - // () => {console.log("hello TEKcamp!"); - // 125 - // undefined - // "" +/************************************************************************************/ +// Write a function that accepts a list of numbers. The function should identify each number as being even or odd. The function should output a set of key value pairs, with the key being the number, and the value being the string "even" or "odd". +//example : [10,23,3,4] => function() => {10 : 'even', 23 : 'odd', 3 : 'odd', 4 : 'even'} +//your code... +let arr = [3, 15, 24, 36]; +for (i = 0; i < arr.length; i++) { + if (arr[i] % 2 === 0) { + console.log(arr[i] + " , even"); + } else { + console.log(arr[i] + " , odd"); + } +} - /************************************************************* */ - // Refactor the following code using a switch statement: +/************************************************************************************/ +const numbers = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]; +// Write a "for" loop that console.log()'s the first value in the array, and every 3rd number, i.e. 0, 3, 6, 9: the zeroth, third, sixth, and ninth values. - const day = "friday"; +//your code... +const nums = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]; +for (i = 0; i < nums.length; i += 3) { + if (i % 3 === 0) { + console.log(i); + } +} - if(day === "monday") { - console.log("we got a long week ahead of us..."); - } else if(day === "tuesday") { - console.log("tuesday's are still beterr than mondays, but LONG way to go still"); - } else if (day === "wednesday") { - console.log("We are smack dab in the middle of the week"); - } else if (day === "thursday") { - console.log("Thursday night... the mood is right"); - } else if (day === "friday") { - console.log("TGIF. Friday truly is the best day of the week!") - } else { - console.log("It's a weekend!") - } +/************************************************************************************/ +const foodArray = [ + "potatoes", + "tamales", + "lemon", + "strawberries", + "chocolate", + "pudding", + { program: "TEKcamp" }, + ]; + let school = foodArray[foodArray.length - 1].program; + // console.log(school); + +//access the value of the last element of the array and set it to a variable called school. print the school variable to the console. + +const adjectiveArray = [ + "salty", + "spicy", + "sour", + "sweet", + "rich", + "creamy", + "amazing", +]; +function arr(foodArray, adjectiveArray) { +for (let i = 0; i < foodArray.length; i++) { + let endsWithS = foodArray[i]; + if (i == 6) { + console.log(foodArray[i].program + ' is ' + adjectiveArray[i]); + } + else if (foodArray[i].endsWith('s')) { + console.log(foodArray[i] + ' are ' + adjectiveArray[i]); + } + else { console.log(foodArray[i] + ' is ' + adjectiveArray[i]); + } + } +} + arr(foodArray,adjectiveArray); - /************************************************************* */ - // Refactor the following statements to use ternary expressions: + // if (endsWithS.charAt(endsWithS.length-1).includes('s')) { - const age = 10; - if (age > 21) console.log("adult"); else { - console.log("minor"); - } +// Using both the foodArray and the adjectiveArray, write "for" loop that console.log()'s a sentence for each corresponding value in the arrays. Add the word "is" or "are" depending on if the food is singular or plural. i.e. "Potatoes are salty", "Lemon is sour". - if (age > 13 && age < 19) console.log('teen'); else { - console.log("not a teenager"); - }; +/************************************************************* */ +// Refactor the for() loop to be a while loop. - if (age > 65) console.log("retired"); else { - console.log("still working..."); - } +for (let i = 0; i < 10; i++) { + // console.log(" the value of i in the loop is : " + i); +} +//your code... +let i = 0; - /************************************************************* */ - //Create an object literal representing yourself. Set it equal to a variable that appropriately describes the object. Include the following properties: - /* +while (i < 10) { + print i; + i++; +} +console.log("the value of i in the loop is: " + i); +/************************************************************* */ +//Multiply the sum of 30 added to two by 20. Divide the product by 10 raised to the power of 2 +//use javascript to compute the value of the above statement. Each individual operation needs to be a function expression. run all the functions after defining them, and print the answer to the console. + +//your code... +let par = 0; +let exp = 0; +let multi = 0; +let divs = 0; +function step1() { + par = 30 + 2; + console.log("The result of the first operation is " + par + "."); +} +function step2() { + exp = 10 ** 2; + console.log("The result of the second operation is " + exp + "."); +} +function step3() { + multi = par * 20; + console.log("The result of the third operation is " + multi + "."); +} +function step4() { + divs = multi / exp; + console.log("The result of the fourth operation is " + divs + "."); +} +step1(); +step2(); +step3(); +step4(); + +// let x = 30 + 2; +// let y = x * 20; +// let z = y / Math.pow(10, 2); + +// console.log(z); + +// (30 + 2) * 20 / 10^2 +/************************************************************* */ +//Determine whether the following values are "truthy" or "falsy". console.log() the value, whether the value is 'truthy' or 'falsy', along with your reasoning why using String interpolation values : + +// ex : 3 is truthy, because it is a number, and numbers are type coerced as 'true' when performing logical (boolean) operations. +console.log((!!20 ? "truthy" : "falsy") + " it's a number."); - +console.log((!!0 ? "truthy" : "falsy") + " because the number 0 is one of the 5 falsy values."); +console.log((!!"zero" ? "truthy" : "falsy") + " string isn't empty."); +const zero = 20; +console.log((!!zero ? "truthy" : " falsy") + " the variable is defined."); +console.log((!!null ? "truthy" : "falsy") + " is one of the 5 falsy values."); +console.log((!!"0" ? "truthy" : "falsy") + " the string isn't empty."); +console.log((!!!"" ? "truthy" : "falsy") + " the empty brackets aren't alone."); +console.log((!!{} ? "truthy" : "falsy") + " because of empty brackets."); +console.log((!!`() => {console.log("hello TEKcamp!")` ? "truthy" : "falsy") + " functions are truthy."); +console.log((!!125 ? "truthy" : "falsy") + " it's a number."); +console.log((!!undefined ? "truthy" : "falsy") + " because it is one of the 5 falsy value."); +console.log((!!"" ? "truthy" : "falsy") + " because an empty string is one of the 5 falsy values."); + + +/************************************************************* */ +// Refactor the following code using a switch statement: + +function ifToSwitch(day) { + let text = ""; + switch (day) { + case "monday": + text = "we got a long week ahead of us..."; + break; + case "tuesday": + text = + "tuesday's are still beterr than mondays, but LONG way to go still"; + break; + case "wednesday": + text = "We are smack dab in the middle of the week"; + break; + case "thursay": + text = "Thursday night... the mood is right"; + break; + case "friday": + text = "TGIF. Friday truly is the best day of the week!"; + break; + default: + text = "It's a weekend!"; + } + return text; + } + console.log(ifToSwitch("friday")); +/************************************************************* */ +// Refactor the following statements to use ternary expressions: + +// if (age > 21) console.log("adult"); +// else { +// console.log("minor"); +// } +const age = 10; +const legal = (age >= 21) ? "adult" : "minor"; +console.log(legal); + +// if (age > 13 && age < 19) console.log("teen"); +// else { +// console.log("not a teenager"); +// } + +const kid = age > 13 && age < 19 ? "teen" : "not a teenager"; +console.log(kid); + +// if (age > 65) console.log("retired"); +// else { +// console.log("still working..."); + + + const old = age > 65 ? "retired" : "still working..."; + console.log(old); + +/************************************************************* */ +//Create an object literal representing yourself. Set it equal to a variable that appropriately describes the object. Include the following properties: +/* -name -age -gender @@ -207,81 +304,98 @@ -add another method on your object of any action you want to perform, using some property that exists on your object. Make sure to reference any properties on your objedct using the 'this' keyword. */ - //your code... - - - - /************************************************************* */ - - { - const year = 2021; - const nums = [1,2,3,4,5]; - let sum = 0; - let i = 0; - const doubled = []; - - //Refactor the following statements into expressions - +//your code... +let tSills = { + fullName: "Taylor Sills", + age: 27, + gender: "female", + goodHealth: "yes", + hobbies: ["cooking", "anime", "crocheting"], + profession: "Work in Progress", + education: "Masters", + learn: function () { + console.log(this.fullName + " is learning Javacript."); + }, + celebrate: function () { + console.log( + this.fullName + " will no longer be " + this.age + " come February 1st." + ); + }, + }; + console.log(tSills.celebrate()); +/************************************************************* */ - // 1. - if(year > 2000 && year < 2100) { - console.log("welcome to the 21st century"); - } - - // 2. - for(let i=0; i 2000 && year < 2100) { + // console.log("welcome to the 21st century"); + + let year = 1999; + let output = (year > 2000 && year < 2100) ? "welcome to the 21st century" : "you must be a time-traveler"; +console.log("It's " + year + ", " + output + "!"); + // 2. + let nums = [1, 2, 3, 4, 5]; + let sum = 0; +let numsTotal = nums.reduce(function (acc, val) { + return acc + val + }, 0) + console.log(numsTotal); + // 3. + const nums = [1, 2, 3, 4, 5]; + const doubled = nums.map(i => i * 2); + console.log(doubled); - const fivePlus = [1,3,5,7,9,1,3,5,2,3,1,23,4,232,3,4,1,2,2,2,3,4,4,1,12,11,23,3,4,5]; - //Remove all numbers that are less than 5. Store the results in a new array. + +/************************************************************* */ +// Use array methods to solve the following problems. - //your code... +let nums = [1, 2, 3, 4, 5]; +// Square every number in the array. Store the squares in a new array. +let squareEvery = nums.map(x => x ** 2); +console.log(squareEvery); +//Remove all numbers that are less than 5. Store the results in a new array. +const fivePlus = [ + 1,3,5, 7, 9, 1, 3, 5, 2, 3, 1, 23, 4, 232, 3, 4, 1, 2, 2, 2, 3, 4, 4, 1, 12, 11, 23, 3, 4, 5]; +const newFive = fivePlus.filter(i => i > 5); +console.log(newFive); +// Create an array of 20 randomly generated integers. Calculate the sum of the elements in the array. +const emptyArr = Array.from({length: 20}, () => Math.floor(Math.random() * 20)); +console.log(emptyArr); - // Create an array of 20 randomly generated integers. Calculate the sum of the elements in the array. +const sum = (acc, curVal) => acc + curVal; +console.log(emptyArr.reduce(sum)); - //your code... +//your code... +let showNums = [12, 22, 33, 44, 55, 66, 77, 88, 99, 101]; +let divNums = showNums.map(function(nums) { + return nums/2; +}); +console.log(divNums); +//Print out the value of each number divided by 2. There is no need to store the output in an array. - - - const showNums = [12,22,33,44,55,66,77,88,99,101]; - //Print out the value of each number divided by 2. There is no need to store the output in an array. - - - - /************************************************************* */ - /* Chess pieces have point values associated with them. +/************************************************************* */ +/* Chess pieces have point values associated with them. Pawn = 1, Rook = 5, Bishop = 3, Knight = 3, Queen = 9, King = N/A @@ -293,235 +407,359 @@ ['android'] => chessCalc() => null */ + // pawn = 1, + // rook = 5, + // bishop = 3, + // knight = 3, + // queen = 9, + // king = null, +// let randChess = [ +// {piece: "pawn", +// pieceVal: 1}, +// {piece: "rook", +// pieceVal: 5}, +// {piece: "bishop", +// pieceVal: 3}, +// {piece: "knight", +// pieceVal: 3}, +// {piece: "queen", +// pieceVal: 9}, +// {piece: "king", +// pieceVal: null}, +// ]; + + + + +// function chessCalc(pieces, randChess) { +// let pieceCal = []; +// for (let i = 0; i < pieces.length; i++) { +// let cal = randChess.pieces[i]; +// } +// chessCalc(pieces, randChess); +// let pieces = ["pawn", "rook", "bishop", "knight", "queen", "king"]; + // pieces.forEach(piece => { + // if (piece == chessCalc.pawn) + // return + +//Couldn't figure this one out. +/************************************************************* */ + +const ones = [ + 1, + 11, + 111, + 1111, + 11111, + 111111, + 1111111, + 11111111, + 111111111, + 1111111111, +]; +ones.reverse(); +console.log(ones); +//reverse the array, without modifying / `mutating` the ones array. + +/************************************************************* */ +//create a function called performer(cb) that takes in a callback function and runs that callback function. The function should return the output of the callback function. + +// function intro(callMe) { +// return 'Hey! Call me ' + callMe; +// } +function cb(){ +console.log("Taylor finally used a callback."); +} - function chessCalc(pieces) { - //your code here - } - - - - - /************************************************************* */ - - const ones = [1,11,111,1111,11111,111111,1111111,11111111,111111111,1111111111]; - //reverse the array, without modifying / `mutating` the ones array. - - - - /************************************************************* */ - //create a function called performer(cb) that takes in a callback function and runs that callback function. The function should return the output of the callback function. - - function performer(cb) { - //code goes here - } - - - /************************************************************* */ - // For the given list of developers : - const devs = [ - { - name: 'Cameron', - age: 23, - gender: 'm', - "tech_stack" : ['html','css','js','React'] - }, - { - name: 'Liz', - age: 20, - gender: 'f', - "tech_stack" : ['java','spring-boot','MySql'] - }, - { - name: 'Chris', - age: 102, - gender: 'm', - "tech_stack" : ['react','express','python'] - }, - { - name: 'Rashid', - age: 27, - gender: 'm', - "tech_stack" : ['thymeleaf','postgres','js','Angular'] - }, - { - name: 'Annie', - age: 30, - gender: 'F', - "tech_stack" : ['html','scss','less','DynamoDB','GraphQL'] - }, - { - name: 'Dr. Patel', - age: 52, - gender: 'M', - "tech_stack" : null - }, - { - name: 'Isaiah', - age: 48, - gender: 'M', - "tech_stack" : ['Java','','less','DynamoDB','GraphQL'] - }, - { - name: 'Saima', - age: 33, - gender: 'F', - "tech_stack" : ['MongoDB','Route53','Jenkins','Terraform','Kubernetes'] - }, - { - name: 'Omar', - age: 33, - gender: 'm', - "tech_stack" : ['c++'] - }, - { - name: 'Mariam', - age: 32, - gender: 'f', - "tech_stack" : null - }, - ]; - - /************************** */ - // Find all devs older than 24 - - //your code here... - - - - /************************** */ - // Remove all people who are not developers (i.e. no tech stack) - - //your code here... - - - - /************************** */ - // Calculate the total age of all the devs - - //your code here... - - - - /************************** */ - // Find all female devs - - //your code here... - - - /************************** */ - // lowercase the genders of every dev - - //your code here... - - - - /************************** */ - // Sort the developers by name - - //your code here - - - /************************** */ - // Sort the devs by age in descending order - - //your code here - - - - /************************** */ - // Sort the male coders by age - - //your code here - - - /************************** */ - // For the list of devs, print out sentences including the name and tech stack of each dev, leaving out other information. Example output is provided below : - - /* +function performer(cb) { + cb(); +} +performer(cb); + + +/************************************************************* */ +// For the given list of developers : +const devs = [ + { + name: "Cameron", + age: 23, + gender: "m", + tech_stack: ["html", "css", "js", "React"], + }, + { + name: "Liz", + age: 20, + gender: "f", + tech_stack: ["java", "spring-boot", "MySql"], + }, + { + name: "Chris", + age: 102, + gender: "m", + tech_stack: ["react", "express", "python"], + }, + { + name: "Rashid", + age: 27, + gender: "m", + tech_stack: ["thymeleaf", "postgres", "js", "Angular"], + }, + { + name: "Annie", + age: 30, + gender: "F", + tech_stack: ["html", "scss", "less", "DynamoDB", "GraphQL"], + }, + { + name: "Dr. Patel", + age: 52, + gender: "M", + tech_stack: null, + }, + { + name: "Isaiah", + age: 48, + gender: "M", + tech_stack: ["Java", "", "less", "DynamoDB", "GraphQL"], + }, + { + name: "Saima", + age: 33, + gender: "F", + tech_stack: ["MongoDB", "Route53", "Jenkins", "Terraform", "Kubernetes"], + }, + { + name: "Omar", + age: 33, + gender: "m", + tech_stack: ["c++"], + }, + { + name: "Mariam", + age: 32, + gender: "f", + tech_stack: null, + }, +]; + + +/************************** */ +// Find all devs older than 24 +// let old = devs.filter(x => x.age > 24); +// console.log(old); + +/************************** */ +// Remove all people who are not developers (i.e. no tech stack) + +// let noCode = devs.filter(x => x.tech_stack == null); +// console.log(noCode); + +/************************** */ +// Calculate the total age of all the devs +// let totalAge = devs.filter(x => x.age += x.age); +// console.log(totalAge); + + +/************************** */ +// Find all female devs + +// let femaleDevs = devs.filter(x => x.gender === "f" || x.gender === "F"); +// console.log(femaleDevs); + +/************************** */ +// lowercase the genders of every dev + +// let lowGen = devs.filter(x => x.gender = x.gender.toLowerCase()); +// console.log(lowGen); + +/************************** */ +// Sort the developers by name + +// let sortDevs = devs.sort((a, b) => a.name - b.name ? 1 : -1) +// let finSort = sortDevs.forEach((e) => e); +// console.log(finSort); + + +/************************** */ +// Sort the devs by age in descending order + +// let lowAge = devs.sort((a,b) => b.age - a.age); +// console.log(lowAge); + +/************************** */ +// Sort the male coders by age + +// let maleAge = devs.filter(({gender})=> gender == "m" || gender == "M").sort((a,b) => b.age - a.age); +// console.log(maleAge); + +/************************** */ +// For the list of devs, print out sentences including the name and tech stack of each dev, leaving out other information. Example output is provided below : + +/* Liz specializes in Java, Spring Boot, and MySql. Chris specializes in React, Express, and Python. Dr. Patel is not a developer. */ - //your code here - - - /************************************************************* */ - // Write a function to find the maximum numerical value of the given array. Get rid of any non numerical values. Convert the strings that are numbers to an actual number data type. ("one" => 1) ("1" => 1). Use array methods to perform this task. - const numbersMixed = [2,23,1,2,1,1,1,2,2.5,20,200,2000,,{k:"val"},20000,19999,1878,140,23,4,"sk",true,true,"true-dat","nice","one","two","three","3","tea",[]]; - - function maxNumber(numbers) { - //your code... - } - - //After the numbers array has been cleaned up to only have numbers in it, Write a function that sorts the modified numbers array. Allow the function to sort the array in descending order as well. - - function sortNums(numbers,desc=false) { - //your code... - }; - - - - /************************************************************* */ - //Research a new feature of ES6+ and create an example of it's use case here. Be sure to write comments explaining what the feature is and why it is useful. - - - //your code... - - - - /************************************************************* */ - //Add an example of the 5 primary JavaScript data types to the given mapObj. The key is an example data type, and the value is the name of the data type. An object data type has already been set as the 1st key / val pair. - - const mapObj = new Map(); - mapObj.set({company : "TEKsystems"},"object"); +let devSpec; +devs.forEach(dev => { + devSpec = dev.name ; + if (dev['tech_stack']) { + devSpec += ' specializes in ' + dev['tech_stack'].join(', ') + '.' +} + else devSpec += ' is not a developer.' + console.log (devSpec); + }); + +/************************************************************* */ +// Write a function to find the maximum numerical value of the given array. Get rid of any non numerical values. Convert the strings that are numbers to an actual number data type. ("one" => 1) ("1" => 1). Use array methods to perform this task. +const numbersMixed = [ + 2, + 23, + 1, + 2, + 1, + 1, + 1, + 2, + 2.5, + 20, + 200, + 2000, + , + { k: "val" }, + 20000, + 19999, + 1878, + 140, + 23, + 4, + "sk", + true, + true, + "true-dat", + "nice", + "one", + "two", + "three", + "3", + "tea", + [], +]; + + +// +// let theNumbers = numbers.forEach((nums) => { +// if (typeof numbers === number) { +// console.log(nums);} +// } +// ) +// }function sortNums(numbers, desc = false) { + +//After the numbers array has been cleaned up to only have numbers in it, Write a function that sorts the modified numbers array. Allow the function to sort the array in descending order as well. +// let string = ("one", "two", "three", "3") +function maxNumber(numbersMixed) { + numbersMixed = numbersMixed.filter((i) => [ + return (typeof i == '') + ]) + //your code... + if (parseInt(numbersMixed) == "one") { + return 1; + } else if (parseInt(numbersMixed) == "two") { + return 2; + } else (parseInt(numbersMixed) == "three" || (parseInt(numbersMixed) == "3")); { + return 3; + } +} +console.log(numbersMixed); +/************************************************************* */ +//Research a new feature of ES6+ and create an example of it's use case here. Be sure to write comments explaining what the feature is and why it is useful. +var min = 2; //var is how variables used to be called. +var sec = 60; +var time = function(min, sec) { + return min * sec; +} +console.log(time); +// - console.log(mapObj.has({company : "TEKsystems"})); - //The above console.log() statmeent returns false. Write another console.log() statement explaining why this line of code prints false. Refactor the code `mapObj.set()`, so the code : `mapObj.has() returns true. The goal is to successfully check and see if {company : "TEKsystems"} exists in the mapObj. +// ES6 +const min2 = 3; // const & let are the new ways. const is immutable so it helps when keeping a varibale constant. +const sec2 = 60; +const time2 = (min2, sec2) => min2 * sec2; // an arrow function takes away extra steps with coding and produces the same answer as before. +console.log(time2) - //your code... +/************************************************************* */ +//Add an example of the 5 primary JavaScript data types to the given mapObj. The key is an example data type, and the value is the name of the data type. An object data type has already been set as the 1st key / val pair. +// const mapObj = new Map(); +// const mapObj1 = { company: "TEKsystems" } //"object" +// ; +// mapObj.set(numEmployees = 300); //Number +// mapObj.set(3 === "3"); //Boolean: false +// mapObj.set(['happy', 'sad', 'angry']); //Array & Strings - //loop through the mapObj and create a new array of only the data types, leaving out the example keys of the mapObj. Use array methods to do this. Example output : ['string',number','boolean',array','object'] +// console.log(mapObj.has({ company: "TEKsystems" })); - /************************************************************* */ - //Create 4 mathematical function expressions, add,subtract,multiply,divide. put them in an array, and create a doMath() function that randomly selects one of the mathematical operations whenever it is invoked. The doMath() function should print to the console the mathetmatical function that was carried out. The doMath() function should return the computed value of any operation performed. +// - // ex : 2,3 => doMath(2,3) => adding : 5 - const operations = []; - function doMath(x,y) {}; +//The above console.log() statement returns false. Write another console.log() statement explaining why this line of code prints false. Refactor the code `mapObj.set()`, so the code : `mapObj.has() returns true. The goal is to successfully check and see if {company : "TEKsystems"} exists in the mapObj. - //your code... +//console.log(({company: "TEKsystems" } in mapObj1)); +//I'm not sure on this one. +//loop through the mapObj and create a new array of only the data types, leaving out the example keys of the mapObj. Use array methods to do this. Example output : ['string',number','boolean',array','object'] +// mapObj.forEach(i => console.log(typeof i)); +/************************************************************* */ +//Create 4 mathematical function expressions, add,subtract,multiply,divide. put them in an array, and create a doMath() function that randomly selects one of the mathematical operations whenever it is invoked. The doMath() function should print to the console the mathetmatical function that was carried out. The doMath() function should return the computed value of any operation performed. - /************************************************************* */ - //- Create a Higher Order Function called multiple(x) that takes a single parameter. This HOF should return another function fn(y) that accepts another single parameter y. This inner function should compute the product of it's parameter with the parameter passed into multiple. Use this returned "first-class" function to compute triples of any given number. +// ex : 2,3 => doMath(2,3) => adding : 5 +const operations = [ + 'x+y', 'x-y', 'x*y', 'x/y' +]; +function doMath(x, y) { - //your code... +operations.forEach(Math.floor(Math.random(doMath))); +} +/************************************************************* */ +//- Create a Higher Order Function called multiple(x) that takes a single parameter. This HOF should return another function fn(y) that accepts another single parameter y. This inner function should compute the product of it's parameter with the parameter passed into multiple. Use this returned "first-class" function to compute triples of any given number. - //- Write an outer function called stockGain that has cost basis (basis) as a parameter; declare a variable called message that holds " is how much the stock has increased". Return an inner function with years (yrs) as a parameter and declare a variable for growth rate (r) of 5%. Console log your calculation. +// const multiThree = y*3; +// function multiple(x) { +// function fn(y) { +// return function fn(); +// y = y * x; +// } +// } +// console.log(multiThree) +//Couldn't get the code to work properly. - //your code +//- Write an outer function called stockGain that has cost basis (basis) as a parameter; declare a variable called message that holds " is how much the stock has increased". Return an inner function with years (yrs) as a parameter and declare a variable for growth rate (r) of 5%. Console log your calculation. - // Once finished, declare a variable called futureValue that holds your stockGain function and enter any amount for the cost basis and a number for the number of years. Run the function returned by the higher order function to display the future value of the stock. +// function stockGain(basis) { +// let message = ' is how much the stock has increased'; +// function stocks(yrs) { +// let r = .05 +// } +// } +// console.log(stockGain(2)); - //your code... +// Once finished, declare a variable called futureValue that holds your stockGain function and enter any amount for the cost basis and a number for the number of years. Run the function returned by the higher order function to display the future value of the stock. +// let futureValue = ((function stockGain(500) {}, (function stocks(2){}); +// stockGain(500); +// stocks(2) +// console.log(futureValue); // DO NOT DELETE THIS EXPORT module.exports = { - tekCamp, - canVote -} - + tekCamp, + canVote, +}; //*************************************** */ - - - diff --git a/index.html b/index.html new file mode 100644 index 0000000..9e59c80 --- /dev/null +++ b/index.html @@ -0,0 +1,10 @@ + + + + + + + + + + \ No newline at end of file