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+<!DOCTYPE html>
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+<html lang="en">
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+
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+<head>
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+ <meta charset="UTF-8">
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+ <meta http-equiv="X-UA-Compatible" content="IE=edge">
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+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
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+ <title>HW-6</title>
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+</head>
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+
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+<body>
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+ <script>
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+ //a
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+
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+ function a() {
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+ alert("привет!!!")
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+ }
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+ a()
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+
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+ //cube
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+
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+ function cube(a) {
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+ return a ** 3;
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+ }
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+ alert(cube());
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+ alert(cube(3));
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+
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+ //avg2
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+
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+ function avg2(a, b) {
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+ return (a + b) / 2;
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+ }
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+ alert(avg2(1, 2))
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+ alert(avg2(10, 5))
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+
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+ //sum3
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+
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+ function sum3(a, b, c) {
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+ a = a || 0
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+ b = b || 0
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+ c = c || 0
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+ return (a + b + c)
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+ }
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+ alert(sum3(1, 2, 3));
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+ alert(sum3(5, 10, 100500));
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+ alert(sum3(5, 10));
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+
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+ //intRandom
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+
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+ function intRandom(a, b) {
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+ a = a || 0
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+ b = b || 0
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+ return Math.round(Math.random() * (b - a) + a);
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+ }
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+ alert(intRandom(2, 15));
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+ alert(intRandom(-1, -1));
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+ alert(intRandom(0, 1));
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+ alert(intRandom(10));
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+
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+ //greetAll
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+
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+ function greetAll(...params) {
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+ let add = "";
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+ for (i = 0; i < params.length; i++) {
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+ add += params[i] + " "
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+ }
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+ return alert("Hello " + add)
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+ }
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+ greetAll("Superman")
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+ greetAll("Superman", "SpiderMan")
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+ greetAll("Superman", "SpiderMan", "Captain Obvious")
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+
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+ //sum
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+
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+ function sum(...numbers) {
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+ var sum = 0;
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+ for (i = 0; i < numbers.length; i++) {
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+ sum += numbers[i];
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+ }
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+ return sum;
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+ }
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+ alert(sum(1))
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+ alert(sum(2))
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+ alert(sum(10, 20, 40, 100))
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+
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+ //Union
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+
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+ var sample = prompt("Введите название задания")
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+ switch (sample.toLowerCase()) {
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+ case "a":
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+ a()
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+ break
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+ case "cube":
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+ cube()
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+ break
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+ case "avg2":
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+ avg2()
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+ break;
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+ case "sum3":
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+ sum3()
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+ break;
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+ case "intRandom":
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+ intRandom()
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+ break;
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+ case "greetAll":
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+ greetAll()
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+ break
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+ case "sum":
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+ sum()
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+ break;
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+ }
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+
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+ //Union declarative
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+
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+ let sample2 = {
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+ a: a(),
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+ cube: cube(),
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+ avg2: avg2(),
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+ sum3: sum3(),
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+ intRandom: intRandom(),
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+ greetAll: greetAll(),
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+ sum: sum(),
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+ }
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+ //alert(sample2[prompt("Введите название задания")]);
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+
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+ </script>
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+</body>
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+
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+</html>
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