classwork-13

Balashov Nikita · OlegLustenko · commit 33fbcd69dd74 · 2018-07-11T13:28:18.000+03:00
diff --git a/js-core/classworks/classwork-13/index.html b/js-core/classworks/classwork-13/index.html
@@ -0,0 +1,10 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>Class work 13</title>
+</head>
+<body>
+<script src="src/main.js"></script>
+</body>
+</html>
diff --git a/js-core/classworks/classwork-13/src/main.js b/js-core/classworks/classwork-13/src/main.js
@@ -0,0 +1,123 @@
+function User(name) {
+    this.name = name;
+    
+    let cash = '111';
+    this.getSecretCash = () => cash;
+    this._some = () => 12;
+}
+// Статическая инкапсуляция
+User.static = () => 'static';
+
+const test = User.static();
+// --- Конец ---
+
+//TASK 1 
+
+Array.prototype.sum = function() {
+    return this.reduce((newElem, elem) => {
+        newElem += elem;
+        return newElem;
+    }, 0)
+}
+
+const arr = [1, 2, 3];
+
+console.log(arr.sum());
+console.log([3, 4, 5].sum());
+
+// Class
+/*
+class Country{
+    constructor({name}) {
+        this.countryName = name;
+    }
+    showQwerty() {
+        console.log('qwerty');
+    }
+}
+
+const ukraine = new Country({name: 'ukraine'});
+console.log(ukraine);
+ukraine.showQwerty();
+//-------------------
+class City extends Country{
+    constructor({city}) {
+        super();
+        this.cityName = city;
+    }
+    showCity() {
+        console.log(this.cityName);
+    }
+}
+
+const kharkiv = new City({city:'kharkiv'});
+console.log(kharkiv);
+kharkiv.showCity();
+kharkiv.showQwerty();
+*/
+//TASK 2
+
+class Animal{
+    constructor(){
+        this.feet = 4;
+    }
+    
+    roar() {
+        console.log(`Animal with ${this.feet} feet is roaring`);
+    }
+}
+
+const cat = new Animal();
+cat.roar();
+
+class NeighborCat extends Animal{
+    constructor(name){
+        super();
+        this.animalName = name;
+    }
+    
+    jump() {
+        console.log(`
+                    _
+                _
+            _
+        _
+        `);
+    }
+    
+}
+
+const catMusya = new NeighborCat('Musya');
+console.log(catMusya)
+catMusya.jump();
+catMusya.roar();
+
+//setTimeout(() => {
+//    console.log('Nikita')
+//}, 1000);
+//
+//setTimeout(() => {
+//    console.log('Nikita')
+//}, 3000);
+
+//setTimeout(() => {
+//    console.log('First')
+//}, 3000);
+//
+//setTimeout(() => {
+//    console.log('Second')
+//}, 2000);
+//
+//setTimeout(() => {
+//    console.log('Last')
+//}, 1000);
+
+//let s = setInterval(() => {
+//    console.log('Nikita');
+//}, 3000);
+
+//let zero = 0;
+//let x = setInterval(() => {
+//    console.log(zero += 1);
+//}, 1000);
+
