JS Week7 Homework

answers.js

@@ -0,0 +1,94 @@
+/*1-Create a function that takes 3 arguments and returns the sum of the these arguments.*/
+function mobile(x1, x2, x3){
+  return x1+x2+x3;
+}
+mobile(1, 3, 5);
+/*2.Create a function named colorCar that receives a color, and prints out, 'a red car' for example.
+
+*/
+function colorCar(color){
+  console.log('a'+ ' '+color +' '+'Car')
+}
+colorCar('red')
+
+/*3.Create an object and a function that takes the object as a parameter and prints out all of its properties and values.
+
+*/
+function information(object){
+  console.log(user1)
+}
+  const user1 = {
+    name: 'Hamam',
+    email: 'hamam@hamam.ca',
+    address: {
+        street: '123 Cherry St',
+        city: 'Toronto',
+        postalCode: 'M2M3X3'
+    },
+    hobbies: ['learning JavaScript', 'making websites'],
+}
+information(user1);
+/*4.Create a function named vehicleType that receives a color, and a code, 1 for car, 2 for motorbike. And prints 'a blue motorbike' for example when called as vehicleType("blue", 2)
+
+*/
+function vehicleType(value1, value2){
+  if(value2===1){
+    return value1+ "motorbike"
+  }
+  else if(value2===2){
+    console.log(value1+"Car")
+  }
+}
+vehicleType("blue", 2)
+
+function vehicleType(value1, value2, age){
+  if(value2===1 && age===0){
+    return value1+ "motorbike is New"
+  }
+  else if(value2===1 && age>0){
+  return value1+ "motorbike is Used"
+  }
+  else if(value2===2 && age===0){
+    console.log(value1+"Car is New")
+  }
+  else if(value2===2 && age>0){
+    console.log(value1+"Car is Used")
+  }
+}
+vehicleType("blue", 1, 0)
+/*5.Can you write the following without the if statement, but with just as a single line with console.log(...);?*/
+console.log(3===3);
+
+
+/*Create a function called vehicle, like before, but takes another parameter called age, so that vehicle("blue", 1, 5) prints 'a blue used car'
+7.Make a list of vehicles, you can add "motorbike", "caravan", "bike", or more.
+
+8.How do you get the third element from that list?
+
+9.Change the function vehicle to use the list of question 7. So that vehicle("green", 3, 1) prints "a green new bike".
+*/
+
+var list=["motorbike", "caravan", "bike"];
+var y= list[2];
+console.log(y)
+
+
+function vehicleType(value1, value2, age){
+  var value2=["motorbike", "caravan", "bike"];
+
+
+  if(value2>=1 && age===0){
+    return value1+ value2" is New"
+  }
+  else if(value2===1 && age>0){
+  return value1+ value2 "is Used"
+  }
+  else if(value2===2 && age===0){
+    console.log(value1+ value2 "is New")
+  }
+  else if(value2===2 && age>0){
+    console.log(value1+ value2 " is Used")
+  }
+}
+vehicleType("blue", 1, 0)
+*/

ex.js

@@ -1,13 +1,33 @@
-// TODO: define addFavoriteBook(..) function
-
-// TODO: define printFavoriteBooks() function
-
+/*1.Define an addFavoriteBook(..) function that receives a single parameter, called bookName.
+  2.If the provided bookName string does NOT have the word "Great" in it, add it to the favoriteBooks array.
+*/
 const favoriteBooks = [];
 
+function addFavoriteBook(bookname){
+  if(!bookname.includes('Great')){
+    favoriteBooks.push('Great')
+  }
+  return favoriteBooks + bookname;
+}
+
 addFavoriteBook("A Song of Ice and Fire");
-addFavoriteBook("The Great Gatsby");
 addFavoriteBook("Crime & Punishment");
 addFavoriteBook("Great Expectations");
 addFavoriteBook("You Don't Know JS");
+addFavoriteBook("The Great Gatsby");
+/*
+/*3.Define a printFavoriteBooks() function that receives no parameters.
+
+  4.printFavoriteBooks() should first print a message like "Favorite Books: ..", and include the number of books in the favoriteBooks array.
+  5.Finally, printFavoriteBooks() should loop through the favoriteBooks array and print out each value.
+
+Make sure to then call the printFavoriteBooks() function at the end of the program.
 
-// TODO: print out favorite books
+Hint: Use the for ( let .. of .. ) { } style loop.
+  */
+function printFavoriteBooks(){
+  for(let i=0; i<=favoriteBooks.length; i++){
+  console.log("Favorite Books:" +favoriteBooks[i]);
+}
+}
+printFavoriteBooks();