How to remove the property from an object in JavaScript

In this tutorial, we are going to learn about how to remove a property from a object in JavaScript.

Using the delete keyword

To remove a property from an object, we can use the the delete keyword in JavaScript.

Here is an example, that removes the property b from the following object:

const obj ={
    a:1,
    b:2,
    c:3
}

delete obj.b //  or delete obj['b']

Output:

const obj ={
    a:1,
    c:3
}

The delete keyword deletes the object property and its value.