prograd-org · zidhupj · Apr 30, 2022
diff --git a/app.js b/app.js
@@ -0,0 +1,47 @@
+// Function #1: Array Slice
+const foods = ['pizza', 'burger', 'fingerChips', 'donuts', 'springRoll'];
+const modifiedFoods = foods.slice(1, 4)
+console.log("Slice result:", modifiedFoods);
+
+// Function #2: Array Splice
+const foods1 = ['pizza', 'burger', 'fingerChips', 'donuts', 'springRoll'];
+foods1.splice(2, 0, 'noodles', 'iceCream');
+console.log("Splice result:", foods1);
+
+// Function #3: Filter
+const numberArray = [12, 324, 213, 4, 2, 3, 45, 4234];
+function isEven(numberArray) {
+    return numberArray.filter(number => number % 2 === 0);
+}
+console.log("Filter by even:", isEven(numberArray));
+
+const isPrime = (numberArray) => {
+    return numberArray.filter(number => {
+        for (let i = 2; i < number; i++) {
+            if (number % i === 0) {
+                return false;
+            }
+        }
+        return true;
+    });
+}
+console.log("Filter by prime:", isPrime(numberArray));
+
+// Function #4: Reject
+const reject = (rejectArr) => {
+    return numberArray.filter(number => rejectArr.indexOf(number) === -1);
+}
+console.log("Reject by prime:", reject(isPrime(numberArray)));
+
+// Function #5: Lambda
+const isEven1 = (numberArray) => numberArray.filter(number => number % 2 === 0)
+console.log("Filter by even (lambda fn):", isEven1(numberArray));
+
+// Function #6: Map
+const myArray = [11, 34, 20, 5, 53, 16];
+const findSquareOfNumbers = (arr) => arr.map(number => number * number);
+console.log("Map squares:", findSquareOfNumbers(myArray));
+
+const myArray1 = [2, 3, 5, 10];
+const multiply = (arr) => arr.reduce((accumulator, currentValue) => accumulator * currentValue, 1);
+console.log("Using reduce to mutiply:", multiply(myArray1));
diff --git a/index.html b/index.html
@@ -0,0 +1,17 @@
+<!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>
+    <script src="./app.js"></script>
+</head>
+
+<body>
+    <h1>JAVASCRIPT HIGHER ORDER FUNCTIONS</h1>
+    <p>BY SIDHARTH PJ VITFED47</p>
+</body>
+
+</html>