delete property in object javascript code example
Example 1: javascript remove property from object
var person = {"first_name": "Billy","last_name": "Johnson"};
delete person.last_name;
Example 2: how to remove a property from an object in javascript
var person = {
name: "Harry",
age: 16,
gender: "Male"
};
delete person.age;
alert(person.age);
console.log(person);
Example 3: javscript remove a property
var myObject = {
"name": "jon",
"gender": "male",
"registered": "yes"
};
delete myObject.gender;
console.log(myObject);
delete myObject.gender;
delete myObject['gender'];
var prop = "gender";
delete myObject[prop];
Example 4: Delete Properties from a JavaScript Object
var ourDog = {
"name": "Camper",
"legs": 4,
"tails": 1,
"friends": ["everything!"],
"bark": "bow-wow"
};
delete ourDog.bark;
Example 5: js remove key from object
var key = "Cow";
delete thisIsObject[key];
delete thisIsObject["Cow"];
delete thisIsObject.Cow;
Example 6: how to remove property of object in javascript without delete
const names = {
father: "Johnny",
brother: "Billy",
sister: "Sandy"
}
const newNames = Object.keys(names).reduce((object, key) => {
if (key !== "father") {
object[key] = names[key]
}
return object
}, {})