still working on it

Author: Pauts178

.gitignore

@@ -1 +1,2 @@
-.DS_Store
+.DS_Store
+**/node_modules

data-and-variables/chapter-examples/readline-greeting-program.js

@@ -1,7 +1,7 @@
 const input = require('readline-sync');
 
 let name = input.question("Enter your first name: ");
-let otherName = input.question ("Enter your last name: ")
-console.log("First name:" , name)
-console.log("Last name:" , otherName)
-console.log("Last, First:" , otherName + "," , name)
+let otherName = input.question ("Enter your last name: ");
+console.log("First name:" , name);
+console.log("Last name:" , otherName);
+console.log("Last, First:" , otherName + "," , name);

functions/studio/studio-functions.js

@@ -110,4 +110,4 @@ function areaOfShape(length, width = length) {
     }
 }
 
-console.log(areaOfShape(7, 7))
+console.log(areaOfShape(7))

functions/try-it/reverse.js

@@ -3,3 +3,10 @@ function reverse(str) {
    let reversedLettersArray = lettersArray.reverse();
    return reversedLettersArray.join('');
 }
+console.log(reverse('hello'));
+
+let reversedLetters = function(str) {
+   str.split('').reverse().join('');
+   return reversedLetters;
+};
+console.log(reversedLetters('hello'));

loops/chapter-examples/Loop-Variable.js

@@ -1,5 +1,5 @@
 // Experiment with this loop by modifying each of the following: the variable initialization, the boolean condition, and the update expression.
 
-for (let i = 0; i < 51; i++) {
+for (let i = 23; i < 30; i = i + 2) {
    console.log(i);
  }

loops/chapter-examples/for-Loop-Practice-With-Arrays.js

@@ -1,3 +1,6 @@
 // create an array variable containing the names
-
+let family = ["Rachel", "Katie", "Gus", "Ozzie", "Roxy", "Dewey"];
 // write a for loop that prints each name on a different line
+for (let i = 0; i < family.length; i++) {
+    console.log(family[i]);
+}

loops/chapter-examples/for-Loop-Practice-With-Strings.js

@@ -1,4 +1,9 @@
 // Create a string variable containing your name.
+let myName = "KATIE";
 
 
-// Write a for loop that prints each character in your name on a different line.
+// Write a for loop that prints each character in your name on a different line.
+
+for (let i = 0; i < myName.length; i++) {
+    console.log(myName[i]);
+}

loops/exercises/package-lock.json

@@ -0,0 +1,5 @@
+{
+  "dependencies": {
+    "readline-sync": "^1.4.10"
+  }
+}

loops/exercises/package.json

@@ -14,8 +14,21 @@ function getValidInput(prompt, isValid) {
 
 // TODO 1: write a validator 
 // that ensures input starts with "a"
+let isValidEntry1 = function(entry) {
+  if (entry[0] !== "a") {
+    return false;
+  }
+  return true;
+  };
 
 // TODO 2: write a validator 
 // that ensures input is a vowel
-
+let isValidEntry2 = function(entry) {
+  if (entry[0] == "a" || entry[0] == "e" || entry[0] == "i" || entry[0] == "o" || entry[0] == "u" ) {
+    return true;
+  }
+  return false;
+  };
 // Be sure to test your code!
+
+console.log(getValidInput('Enter a word: ', isValidEntry2))

loops/package-lock.json

@@ -6,4 +6,7 @@ let tortoiseOne = {
    diet: ["pumpkins", "lettuce", "cabbage"]
 };
 
-// Using a for..in loop, iterate through each property in the tortoiseOne object and print the value to the console.
+// Using a for..in loop, iterate through each property in the tortoiseOne object and print the value to the console.
+for (thing in tortoiseOne) {
+   console.log(thing + ': ' + tortoiseOne[thing])
+}

more-on-functions/chapter-examples/receieve-function-arguments/getValidInput.js

@@ -7,8 +7,10 @@ function randomSelection(arr){
 
  let words = ['Hello', 'World', 'Python', 'JavaScript', 'Rutabaga'];
 
- for (i=0; i < 8; i++){
+ let happyWords = [happiness, words];
+ for (i=0; i < 3; i++){
    console.log(randomSelection(happiness));
+   console.log(randomSelection(words));
  }
 
  //Experiment with the code above. Try to:

more-on-functions/chapter-examples/receieve-function-arguments/package-lock.json

@@ -1,11 +1,3 @@
-// Code your selectRandomEntry function here:
-
-
-// Code your buildCrewArray function here:
-
-
-let idNumbers = [291, 414, 503, 599, 796, 890];
-
 // Here are the candidates and the 'animals' array:
 let candidateA = {
   'name':'Gordon Shumway',
@@ -52,4 +44,40 @@ let candidateF = {
 
 let animals = [candidateA,candidateB,candidateC,candidateD,candidateE,candidateF];
 
+let idNumbers = [291, 414, 503, 599, 796, 890];
+// Code your selectRandomEntry function here:
+
+function selectRandomEntry(numbersArray) {
+  let index = Math.floor(Math.random() * numbersArray.length);
+  return numbersArray[index];
+}
+// Code your buildCrewArray function here:
+let crewIds = []
+let selectedCrew = []
+
+while (crewIds.length < 3) {
+  let randomId = selectRandomEntry(idNumbers);
+    if(!crewIds.includes(randomId)) {
+      crewIds.push(randomId);
+    }
+}
+function buildCrewArray(idNumbers, animals) {
+  for (let i = 0; i < animals.length; i++) {
+  if (crewIds.includes(animals[i].astronautID)) {
+    selectedCrew.push(animals[i])
+  }
+}
+  return selectedCrew
+}
+
+
+
+
+
+
+
 // Code your template literal and console.log statements:
+
+buildCrewArray(idNumbers, animals)
+console.log(selectedCrew)
+console.log(`${selectedCrew[0].name}, ${selectedCrew[1].name}, and ${selectedCrew[2].name} are going to space!`)

objects-and-math/chapter-examples/ForInLoop.js

@@ -1,11 +1,24 @@
 // Code your orbitCircumference function here:
-
+function orbitCircumference(altitude) {
+  
+  return Math.round(2 * Math.PI * altitude);
+}
+// console.log(orbitCircumference(2000))
 
 // Code your missionDuration function here:
 
-
+function missionDuration(numOrbits, orbitRadius = 2000, orbitSpeed = 28000){
+  let circumference = orbitCircumference(orbitRadius);
+  let distance = numOrbits * circumference;
+  let time = Math.round(100 * distance/speed) / 100;
+  console.log(`The mission will travel ${distance} km around the planet, and it will taked ${time} hours to complete.`)
+}
 // Copy/paste your selectRandomEntry function here:
 
+function selectRandomEntry(numbersArray) {
+  let index = Math.floor(Math.random() * numbersArray.length);
+  return numbersArray[index];
+}
 
 // Code your oxygenExpended function here:
 

objects-and-math/chapter-examples/KindnessSelection.js

@@ -5,3 +5,5 @@ let adjective = ;
 let color = ;
 
 console.log("JavaScript provides a "+ color +" collection of tools — including " + adjective + " syntax and " + pluralNoun + " — that allows "+ name +" to "+ verb +" with strings.")
+
+console.log(`JavaScript provides a ${color} collection of tools — including ${adjective} syntax and ${pluralNoun} — that allows ${name} to ${verb} with strings.`)

objects-and-math/studio/ObjectsStudio01.js

@@ -7,5 +7,5 @@ console.log(word.toUpperCase());
 
 //What does ``word.slice(4).toUpperCase()`` return?
 
-
+console.log(word.slice(4).toUpperCase())
 //Experiment with other combinations (chains) of string methods.