delete property of object js code example
Example 1: javascript remove property from object
var person = {"first_name": "Billy","last_name": "Johnson"};
delete person.last_name;
Example 2: js remove key from object
var key = "Cow";
delete thisIsObject[key];
delete thisIsObject["Cow"];
delete thisIsObject.Cow;
Example 3: 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
}, {})
Example 4: how to remove property of object in javascript without delete
const names = {
father: "Johnny",
brother: "Billy",
sister: "Sandy"
}
delete names.father
delete names["father"]