javascript/inheritance.html at main · IndarGurjar/javascript · GitHub

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<!DOCTYPE html>
<html>

<head>
</head>

<body>
    <script>
        class operations {
            constructor() {
              console.log(`this is the parent class `);
            }
            addition(a, b) {
                this.a = a;
                this.b = b;
                console.log(`the addition of two number is  "${a + b}"`);
            }
            Subtraction(a, b) {
                this.a = a;
                this.b = b;
                console.log(`the Subtraction of two number is  "${a - b}"`);
            }
            Multiplication(a, b) {
                this.a = a;
                this.b = b;
                console.log(`the Multiplication  of two number is  "${a * b}"`);
            }
            Division(a, b) {
                this.a = a;
                this.b = b;
                console.log(`the Division of two number is  "${a / b}"`);
            }

        }
        class newOperations extends operations {
            constructor(a, b) {
                super(a, b);
                console.log(`this is the child class `);
            }
            Modulus(a, b) {
                console.log(`the Modulus of two number is  "${a % b}"`);
            }
        }

        let main = new operations
        main.addition(5, 6)
        main.Subtraction(5, 6)
        main.Multiplication(5, 6)
        main.Division(5, 6)

        let child = new newOperations
        child.addition(20, 30);
        child.Modulus(50, 20);

    // </script>
</body>

</html>