How to delete key value pairs from a Javascript object using delete operator delete key from objec

Dear friends,

In this video i am going to teach you How to delete a key value pair from a Javascript object using delete operator. Normally when we write codes in javascript we need to face a requirement to delete a key from a javascript object.So by watching this video you will understand How we can remove a key value pair from an object in javascript

Uisng delete operator in javascript, we have two methods to delete keys from an object.By looking into below code example you will know how to use two different methods to remove a key value pair from an object in javascript

const obj ={
name: "Technursery",
subscribers: 123,
videos: 43
}

console.log(obj)

//we can delete key value pairs from a javascript object using delete operator

delete obj.videos;
console.log(obj)

delete obj['subscribers']
console.log(obj)


Method - 1

delete obj.videos;

In order to delete 'videos' key from obj object we will execute delete obj.videos code in javascript .It will remove 'videos: 43' key value pair from obj object


Method - 2

delete obj['subscribers']

In order to delete 'subscribers' key from obj object we will execute delete obj['subscribers'] code in javascript .It will remove ' subscribers: 123' key value pair from obj object


Delete operator to delete or remove key/key value pairs from a javascript object