classwork-11

Balashov Nikita · OlegLustenko · commit d2eea5e62f8c · 2018-07-04T08:03:44.000+03:00
diff --git a/js-core/classworks/classwork-11/index.html b/js-core/classworks/classwork-11/index.html
@@ -0,0 +1,10 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Class work 11</title>
+</head>
+<body>
+<script src="src/main.js"></script>
+</body>
+</html>
diff --git a/js-core/classworks/classwork-11/src/main.js b/js-core/classworks/classwork-11/src/main.js
@@ -0,0 +1,97 @@
+const database = new Database('MY DATABASE');
+
+function Database(databaseName) {
+    this.databaseName = databaseName;
+}
+
+console.log(database);
+
+// TASK 1
+
+function CreateNewObject(myArray, cars, name) {
+    this.myArray = myArray;
+    this.cars = cars;
+    this.name = name;
+}
+const arr1 = [1, 2, 3, 4];
+const cars = {
+    name: 'BMW',
+}
+const name = `SOME NAME`;
+
+const test = new CreateNewObject(arr1, cars, name);
+
+console.log(test);
+
+// TASK 2
+
+function CreateDifferentValue(...args) {
+    if(args.length === 0) {
+       return console.log(`don't have ane arguments`);
+    }
+    if(args.length > 3) {
+        return console.log(`so much arguments`);
+    }
+    for(let i = 0; i < args.length; i++) {
+        this[i] = args[i];
+    }
+}
+
+const test2 = new CreateDifferentValue(1, 2, 3);
+const test3 = new CreateDifferentValue();
+const test4 = new CreateDifferentValue(1, 2, 3, 4, 5);
+
+console.log(test2);
+console.log(test3);
+console.log(test4);
+
+// TASK 3
+
+function Counter() {
+    let counter = 0;
+    this.counter = function() {
+        function add() {
+            return counter += 1;
+        }
+        return add();
+    }
+}
+
+const testing = new Counter();
+console.log(testing.counter());
+console.log(testing.counter());
+console.log(testing.counter());
+console.log(testing.counter());
+
+// TASK 4 
+
+Database.prototype.registerUser = function(name, password) {
+    this.user = {name, password};
+}
+
+const mySQL = new Database('mySQL');
+mySQL.registerUser('name', '123456');
+console.log(mySQL);
+
+// TASK 5
+
+function Transport(color, name, doors) {
+    this.color = color;
+    this.name = name;
+    this.doors = doors;
+    this.wheels = 4;
+}
+
+Transport.prototype.beepBeep = function() {
+    console.log(`beep-beep`);
+}
+
+const juguli = new Transport('green', 'juguli', 4);
+
+console.log(juguli);
+
+// TASK 6
+
+function Bus() {}
+
+Bus.prototype = Object.create(Transport.prototype);
