JavaScript - remove property from object

In JavaScript, it is possible to remove the property from an object in the following way.

Quick solution:

delete myObject.propertyName;

or:

delete myObject['propertyName']

or:

const property = 'propertyName';

delete myObject[property];

Practical examples

Example 1

// ONLINE-RUNNER:browser;

const studentObject = {
  name: 'John',
  age: 25,
  country: 'USA',
};

// delete property
delete studentObject.country;

// display result
const studentJson = JSON.stringify(studentObject);
console.log(studentJson);

Output:

{"name":"John","age":25}

Example 2

// ONLINE-RUNNER:browser;

const studentObject = {
  name: 'John',
  age: 25,
  country: 'USA',
};

// delete property
delete studentObject['country'];

// display result
const studentJson = JSON.stringify(studentObject);
console.log(studentJson);

Output:

{"name":"John","age":25}

Example 3

// ONLINE-RUNNER:browser;

const studentObject = {
  name: 'John',
  age: 25,
  country: 'USA',
};

const property = 'country';

// delete property
delete studentObject[property];

// display result
const studentJson = JSON.stringify(studentObject);
console.log(studentJson);

Output:

{"name":"John","age":25}