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add week3
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‎Week3/.DS_Store

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‎Week3/More-JS-1.js

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//1 Create a function that takes 3 arguments and returns the sum of the these arguments.
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function sum(a, b, c) {
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return a + b + c;
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}
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let result = sum(1, 2, 3);
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console.log(result);

‎Week3/More-JS-12.js

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//12 Create an empty object.
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let emptyObj = {};

‎Week3/More-JS-13-14.js

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//13 Create an object that contains the teachers that you have had so far for the different modules.
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//14 Add a property to the object you just created that contains the languages that they have taught you.
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let teachers = {
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Philip : "HTML & CSS",
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Hardit : "CLI",
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Unmesh : "Git",
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Sander : "JS"
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}
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console.log(teachers);
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‎Week3/More-JS-15.js

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//15 Write some code to test two arrays for equality using == and ===. Test the following:
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/* let x = [1, 2, 3];
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let y = [1, 2, 3];
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let z = y;
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What do you think will happen with x == y, x === y and z == y and z == x? Prove it!
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*/
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let x = [1, 2, 3];
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let y = [1, 2, 3];
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let z = y;
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console.log(x==y);
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console.log(x===y);
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console.log(z==y); // true
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console.log(z===x);

‎Week3/More-JS-16.js

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//16
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/* Take a look at the following code:
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let o1 = { foo: "bar" };
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let o2 = { foo: "bar" };
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let o3 = o2;
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Show that changing o2 changes o3 (or not) and changing o1 changes o3(or not).
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Does the order that you assign (o3 = o2 or o2 = o3) matter?
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*/
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let o1 = { foo: "bar" };
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let o2 = { foo: "bar" };
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let o3 = o2;
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// didn't work so far

‎Week3/More-JS-17.js

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//17 What does the following code return? (And why?)
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/*
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let bar = 42;
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typeof typeof bar;
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‘Coerce' means to try to change - so coercing var x = '6' to number means trying to change the type to number temporarily.
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*/
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let bar = 42;
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typeof typeof bar;
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console.log(typeof bar); // number
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console.log(typeof typeof bar); // type of number is string
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‎Week3/More-JS-2.js

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//2 Create a function named colorCar that receives a color, and prints out, 'a red car' for example.
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function colorCar(color){
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return "a " + color + " car";
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}
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console.log(colorCar("red"));

‎Week3/More-JS-3.js

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/*3 Create an object and a function that takes the object as a parameter and
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prints out all of its properties and values.*/
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let materials= [
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{
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week1 : "HTML",
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},
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{
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week2 : "CSS",
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},
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{
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week3 : "git",
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}
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]
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function course(materials){
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for(let i=0; i<materials.length;i++){
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}
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}
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let i;
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console.log(materials);
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‎Week3/More-JS-4.js

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//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)
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function vehicleType(color,code){
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if (code === 1)
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console.log("a " + color + " car")
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else if
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(code===2)
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console.log("a " + color + " motorbike");
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}
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vehicleType("blue",2);
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‎Week3/More-JS-5.js

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//5 Can you write the following without the if statement, but with just as a single line with console.log(...);?
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/* if (3 === 3) {
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console.log("yes");
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} else {
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console.log("no");
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} */
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3 === 3 ? console.log("yes"): console.log("no");

‎Week3/More-JS-6.js

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/*6 Create a function called vehicle, like before,
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but takes another parameter called age,
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so that vehicle("blue", 1, 5) prints 'a blue used car'*/
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function vehicle(color,code,age){
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if (code==1 && age<2){
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console.log("a " + color + " new car")
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}
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else if (code==1 && age>2) {
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console.log("a " + color + " used car")
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}}
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vehicle("blue", 1, 5);

‎Week3/More-JS-7-8-9-10-11.js

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//7 Make a list of vehicles, you can add "motorbike", "caravan", "bike", or more.
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let listOfVehicles = ["motorbike","caravan","bike"];
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//8 How do you get the third element from that list?
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console.log(listOfVehicles[2]);
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/*9 Change the function vehicle to use the list of question 7.
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So that vehicle("green", 3, 1) prints "a green new bike".*/
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function Vehicles(color,code,age){
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if(code=listOfVehicles[2] && age<2){
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console.log("a " + color + " new bike")
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}
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else {
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console.log("a " + color + "old bike")
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};
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}
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Vehicles("green", 3, 1);
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/*10 Use the list of vehicles to write an advertisement.
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So that it prints something like:
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"Amazing Joe's Garage, we service cars, motorbikes, caravans and bikes.".
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(Hint: use a for loop.)
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Hint, the output should be correct English with all the punctuation in place
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(that's the challenge). So plurals for the vehicle types, commas followed by a single space,
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the word and to replace the final comma and closed off by a period. */
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//11 What if you add one more vehicle to the list, can you have that added to the advertisement without changing the code for question 10?
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listOfVehicles = ["motorbike","caravan","bike","car"];
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function advertisement(listOfVehicles){
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for(let i=0; i<listOfVehicles.length; i++){
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console.log();
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}
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}
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advertisement(listOfVehicles); // stucked
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‎Week3/strings-arrays.js

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//1.Strings
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let myString = "hello,this,is,a,difficult,to,read,sentence";
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console.log(myString);
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myString=myString.replace(/,/g, " "); // that's totally google answer i couldn't find what the g stands for
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console.log(myString);
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//2 Arrays
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let favoriteAnimals = ["blowfish", "capricorn", "giraffe"];
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// add Mauro's favorite animal 'turtle'
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favoriteAnimals[3]="turtle";
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console.log(favoriteAnimals);
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//add Jim's favorite animal to the array, it's 'meerkat',to be placed after 'blowfish' and before 'capricorn'.
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favoriteAnimals.splice(favoriteAnimals.length/ 3, 0, "meerkat");
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console.log("blowfish", "meerkat", "capricorn", "giraffe", "turtle");
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console.log(favoriteAnimals);
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// length of the array
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console.log("The array has a length of: " + favoriteAnimals.length);
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// delete 'giraffe' from the array
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favoriteAnimals.splice(3, 1);
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console.log(favoriteAnimals);
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// how to find the position or the index of the item 'meerkat' in the array?
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console.log('The item you are looking for is at index: ' + favoriteAnimals.indexOf("meerkat"));

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