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function Banking(value, initial_balance) {

this.value = value;

this.balance = initial_balance;

this.bank = 'mandiri';

}

// create Prototype

Banking.prototype.banks = 'Mandiri Syariah';

// Selalu perhatikan stiap membuat obj parameter const func

const john = new Banking(20, 200);

console.log(john); // Banking { value: 20, balance: 200, bank: 'mandiri' }

console.log(john.banks); // Mandiri Syariah

// create new prototype again

Banking.prototype.deposite = function (amount) {

this.balance *= amount;

console.log(

`Hello your value is ${this.value} with balance ${this.balance} on bank ${this.banks}`

);

};

// print deposite

john.deposite(4000);

/*output : Hello your value is 20 with balance 800000 on bank Mandiri Syariah */

const boby = new john.constructor(1000, 5000);

boby.deposite(150000);

// output: Hello your value is 1000 with balance 750000000 on bank Mandiri Syariah