the sixth homework --functions

js/06/main.js

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+function a(text) {
+
+    alert(text);
+}
+//a('Привет!');
+function cube(number) {
+    return num = Math.pow(number, 3)
+}
+//cube(3);
+function avg2(number1, number2) {
+    return ((number1 + number2) / 2)
+}
+//avg2(3,3);
+
+function sum3(num1 = 0, num2 = 0, num3 = 0) {
+    return (num1 + num2 + num3)
+}
+//sum3(1, 2, 3);
+
+function intRandom(first = 0, second = 0) {
+    return Math.round(Math.random() * (second - first) + first)
+}
+//intRandom(2, 15);
+
+function greetAll() {
+    let args = [];
+    for (let i = 0; i < arguments.length; i++) {
+        args[i] = arguments[i];
+
+    }
+    return alert("Hello " + args);
+}
+//greetAll("Superman", "SpiderMan", "Captain Obvious") // выводит alert "Hello Superman, SpiderMan, Captain Obvious"
+
+function sum() {
+    let args = 0;
+    for (let i = 0; i < arguments.length; i++) {
+        args += arguments[i];
+    }
+    return args;
+}
+//sum(10, 20, 40, 100)
+
+function aSample() {
+    a("Привет!") // вызывает alert("Привет!")
+}
+
+function cubeSample() {
+    cube(5) // => 125
+}
+
+function avg2Sample() {
+    avg2(10, 5) // возвращает 7.5
+}
+
+function sum3Sample() {
+    console.log(sum3(1, 2, 3)) // возвращает 6
+}
+
+function intRandomSample() {
+    intRandom(2, 15) // возвращает целое случайное число от 2 до 15 (включительно)
+}
+
+function greetAllSample() {
+    greetAll("Superman", "SpiderMan", "Captain Obvious") // выводит alert "Hello Superman, SpiderMan, Captain Obvious"
+
+}
+
+function sumSample() {
+    console.log(sum(10, 20, 40, 100)) // => 170
+
+}
+//Union
+function union_switch() {
+    var sample = prompt("Введите название задания")
+    switch (sample.toLowerCase()) {
+        case "a":
+            aSample()
+            break
+        case "cube":
+            cubeSample()
+            break
+        case "avg2":
+            avg2Sample()
+            break
+        case "sum3":
+            console.log(sum3Sample())
+            break
+
+        case "intRandom":
+            intRandomSample()
+            break
+        case "greetAll":
+            greetAllSample()
+            break
+        case "sum":
+            sumSample()
+            break
+        default:
+            a("Enter the correct name function")
+            break
+    }
+}
+//union_switch()
+//Union declarative
+function union_object() {
+    var sample = prompt("Введите название задания")
+    var obj = {
+        "a": aSample(),
+        "cube": cubeSample(),
+        "avg2": avg2Sample(),
+        "sum3": sum3Sample(),
+        "intRandom": intRandomSample(),
+        "greetAll": greetAllSample(),
+        "sum": sumSample()
+    }
+    obj[sample.toLowerCase()];
+
+}
+//union_object();