JavaScript – Deleting a Property from an Object
The below code shows you how to delete a property from a JavaScript object. Suppose you have the following user object:
var user = {
"name": "David",
"age": 18,
"gender": "Male"
};
And now, you want to delete gender property from this object. To do this, you simply use delete operator. Below are three ways that you can do this.
- use this way
delete user.gender;
- or
delete user['gender'];
- or
var propName = 'gender';
delete user[propName];