JavaScript Reflect getPrototypeOf() Method

JavaScript Reflect.getPrototypeOf() method in JavaScript is used to return the prototype of the specified object.

Syntax:

Reflect.getPrototypeOf( obj ) 

Parameters: This method accepts a single parameter as mentioned above and described below:

• obj: This parameter is the target object and it is used to get the prototype.

Return value: This method is used to get the returned prototype of the given object.

Exceptions: A TypeError is an exception given as the result when the target is invalid.

Below examples illustrate the Reflect.getPrototypeOf() method in JavaScript:

Example 1: In this example, we will get the prototype of the object using the Reflect.getPrototypeOf() method in JavaScript.

javascript

const object1 = {
    property1: 356
};

const result = Reflect.getPrototypeOf(object1);
console.log(result);
console.log(Reflect.getPrototypeOf(result));

const result1 = Object.create(null);
console.log(
    Reflect.getPrototypeOf(result1) === null
);

Output

[Object: null prototype] {}
null
true

Example 2: In this example, we will get the prototype of the object using the Reflect.getPrototypeOf() method in JavaScript.

javascript

console.log(Reflect.getPrototypeOf({}));
console.log(Reflect.getPrototypeOf(Object.prototype));
console.log(Reflect.getPrototypeOf(Object.create(null)));

Output

[Object: null prototype] {}
null
null

Supported Browsers:

The browsers are supported by JavaScript Reflect.getPrototypeOf() Method are listed below:

• Google Chrome 49 and above
• Edge 12 and above
• Firefox 42 and above
• Opera 36 and above
• Safari 10 and above

We have a complete list of Javascript Reflects methods, to check those go through the JavaScript Reflect Reference article.