Add my answers for week 3

Vinnl · Vinnl · commit ff4f1c7bfa38 · 2018-02-23T15:24:36.000+01:00
diff --git a/Week3/made.js b/Week3/made.js
@@ -0,0 +1,117 @@
+console.log('1. Strings!');
+strings();
+console.log('2. Arrays!');
+arrays();
+console.log('3. More Javascript');
+moreJavascript();
+
+function strings() {
+  const myString = 'hello,this,is,a,difficult,to,read,sentence';
+
+  console.log(myString);
+
+  const readableString = myString.replace(/,/g, ' ');
+
+  console.log(readableString);
+
+  const alternateReadableString = myString.split(',').join(' ');
+
+  console.log(readableString);
+}
+
+function arrays() {
+  const favouriteAnimals = [ 'blowfish', 'capricorn', 'giraffe' ];
+
+  favouriteAnimals.push('turtle');
+
+  console.log(favouriteAnimals);
+  
+  favouriteAnimals.splice(1, 0, 'meerkat');
+
+  console.log([ 'blowfish', 'meerkat', 'capricorn', 'giraffe', 'turtle' ]);
+  console.log(favouriteAnimals);
+  console.log('The array has a length of:', favouriteAnimals.length);
+  
+  favouriteAnimals.splice(3, 1);
+
+  console.log(favouriteAnimals);
+
+  const meerkatIndex = favouriteAnimals.indexOf('meerkat');
+
+  console.log('The item you are looking for is at index:', meerkatIndex);
+}
+
+function moreJavascript() {
+  function sum3 (first, second, third) {
+    return first + second + third;
+  }
+
+  function colorCar(colour) {
+    return `A ${colour} car`;
+  }
+
+  const anObject = {
+    wow: 'such object',
+  };
+
+  function printNamesAndValues(someObject) {
+    console.log(Object.entries(someObject));
+  }
+
+  function vehicleType(color, code) {
+    const vehicle = (code === 1) ? 'car' : 'motorbike';
+
+    console.log(`A ${color} ${vehicle}`);
+  }
+
+  console.log(3 === 3);
+
+  const vehicles = [ 'motorbike', 'car', 'caravan', 'bike', 'skateboard' ];
+
+  function vehicle(color, code, age) {
+    const vehicle = vehicles[code - 1];
+    const state = (age <= 1) ? 'new' : 'used';
+
+    console.log(`A ${color} ${state} ${vehicle}`);
+  }
+
+  vehicle('green', 3, 1);
+
+  let advertisement = `Amazin Joe's Garage, we service ${vehicles[0]}s`;
+
+  for (let i = 1; i < vehicles.length; i++) {
+    if (i === (vehicles.length - 1)) {
+      advertisement += ` and ${vehicles[i]}s.`;
+      continue;
+    }
+
+    advertisement += `, ${vehicles[i]}s`;
+  }
+
+  console.log(advertisement);
+
+  const emptyObject = {};
+  const previousTeachers = {
+    teachers: [ 'Jim' ],
+    languages: [ 'Javascript' ],
+  };
+
+  const x = [ 1, 2, 3 ];
+  const y = [ 1, 2, 3 ];
+  const z = y;
+
+  console.log('Will be false:', x == y);
+  console.log('Will be false:', x === y);
+  console.log('Will be false:', x == z);
+  console.log('Will be true:', y == z);
+
+  function same(a,b){
+		return a.length === b.length
+    	&& a.reduce(
+      	(equalSoFar, newElement, index) => (equalSoFar && newElement === b[index]),
+      	true
+      );
+  }
+
+  console.log('Will return `string` (which is the type of a type name):', typeof typeof 42);
+}
