javascript remove property from object
var person = {"first_name": "Billy","last_name": "Johnson"};
delete person.last_name; //delete last_name propertyjavascript remove property from object
var person = {"first_name": "Billy","last_name": "Johnson"};
delete person.last_name; //delete last_name propertyhow to remove a property from an object in javascript
var person = {
name: "Harry",
age: 16,
gender: "Male"
};
// Deleting a property completely
delete person.age;
alert(person.age); // Outputs: undefined
console.log(person); // Prints: {name: "Harry", gender: "Male"}Delete Properties from a JavaScript Object
var ourDog = {
"name": "Camper",
"legs": 4,
"tails": 1,
"friends": ["everything!"],
"bark": "bow-wow"
};
delete ourDog.bark;how to delete a property from a javascript object
var person = {
firstName:"John",
lastName:"Doe",
age:50,
eyeColor:"blue"
};
delete person.age; // or delete person["age"];
// Before deletion: person.age = 50, after deletion, person.age = undefinedhow to delete object properties in javascript
// Creates a new object, myobj, with two properties, a and b.
var myobj = new Object;
myobj.a = 5;
myobj.b = 12;
// Removes the a property, leaving myobj with only the b property.
delete myobj.a;
console.log ('a' in myobj); // output: "false"Copyright © 2021 Codeinu
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