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HW6 done

Vadym Hlushko 3 years ago
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      hw6/index.html
  2. 129 0
      hw6/main.js

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hw6/index.html
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+<!DOCTYPE html>

+<html lang="en">

+<head>

+    <meta charset="UTF-8">

+    <meta http-equiv="X-UA-Compatible" content="IE=edge">

+    <meta name="viewport" content="width=device-width, initial-scale=1.0">

+    <title>Document</title>

+</head>

+<body>

+    <script src="main.js"></script>

+    <a href="#">Корзина</a>

+</body>

+</html>

+ 129 - 0
hw6/main.js
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+// 1task

+

+function a()

+{

+    alert ("Привет!");

+}

+

+// 2task

+

+var n;

+function cube(n){

+  var result = n*n*n

+  return result;

+}

+// console.log(cube(3))

+

+// 3task

+

+var a;

+var b;

+function avg2(a,b){

+    var result = (a+b)/2;

+    return result

+}

+

+// console.log (avg2(1,2))

+// console.log(avg2(10,5))

+

+// 4task

+

+var a;

+var b;

+var c;

+function sum3(a,b,c) {

+a = a || 0;

+b = b || 0;

+c = c || 0;

+var result = a + b + c;

+alert (result)

+}

+

+// console.log(sum3(1,2))

+

+// 5task

+

+function intRandom(low, high){

+    let userNum = Math.random()*((high||0)-(low||0)) + (low || 0)

+    return Math.round(userNum)   

+   }

+//    console.log(intRandom(2,15))

+//    console.log(intRandom(-1,-1))

+//    console.log(intRandom(0,1))

+//    console.log(intRandom(10))

+

+// task6

+

+function greetAll() {

+    let str = " "

+    for (let i = 0;i < arguments.length;i++){

+      str += arguments[i]

+    }

+    str.slice(0 , -1)

+    alert ("Hello" + "," + str)

+  }

+//   greetAll("SpiderMan")

+

+// task 7

+

+function sum(){

+    var result = 0;

+    for (var i = 0;i <arguments.length; i++){

+    result += arguments[i]}

+    alert(result)

+}

+// sum(1,5,6,7,10)

+

+//task 8

+function aSample(){

+    a("Привет!") // вызывает alert("Привет!")

+}

+

+function cubeSample(){

+    alert(cube(5)) // => 125

+}

+

+function avg2Sample(){

+        alert(avg2(1,2))

+    }

+function sum3Sample(){

+    sum3(1,2,5)

+}

+function intRandomSample () {

+    alert(intRandom(2,15))

+}

+function greetAllSample (){

+    greetAll("Ivan")

+}

+

+function sumSample () {

+    sum(10,5,6,7,35)

+}

+

+// var sample = prompt("Введите название задания")

+// switch (sample.toLowerCase()){

+//     case "a": aSample()

+//             break

+//     case "cube": cubeSample()

+//             break

+//     case "avg2": avg2Sample()

+//             break

+//     case "sum3":sum3Sample()

+//             break

+//     case "intRandom":intRandomSample()

+//             break

+//     case "greetAll":greetAllSample()

+//             break

+//     case "sum": sumSample()

+//             break

+// }

+

+({

+    a : () =>a("Привет"),

+    cube : () => alert(cube(10)),

+    avg2 : () => alert(avg2(3,10)),

+    sum3 : () => sum3(1,10,100),

+    intRandom : () => alert(intRandom(2,15)),

+    greetAll: () => greetAll("BatMan", " " , "Deadpool", " ", "SuperMan"),

+    sum: () => sum(1,10,100,1000)

+    })[prompt("Введите название задания")]();