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Mastering Object Creation in JavaScript: A Practical Guide to using Object.create() Method

Nexan
2 min readFeb 10, 2023

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Photo by Guillaume de Germain on Unsplash

The Object.create() method is a powerful tool in JavaScript that allows you to create an object with a specified prototype, and add properties and methods to it. Here's a tutorial on how you can use it in a practical application:

Understanding Object.create()

The Object.create() method is a method on the Object constructor that creates an object with a specified prototype. It takes two arguments: the first argument is the prototype object that you want to use, and the second argument is an optional object that defines properties and methods for the newly created object.

Here’s a basic example of how to use the Object.create() method:

// Define the prototype object
let animalPrototype = {
type: "unknown",
speak: function() {
console.log(`The ${this.type} says "${this.sound}"`);
}
};

// Create an object with the prototype
let dog = Object.create(animalPrototype, {
type: { value: "dog" },
sound: { value: "bark" }
});

// Test the object
dog.speak(); // Output: The dog says "bark"

In this example, the animalPrototype object serves as the prototype for the dog object. The dog object is created using the Object.create() method, and the second argument is used to…

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Nexan
Nexan

Written by Nexan

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