what is an object in javascript code example
Example 1: js object
let car = {
name: "BMW",
colour: "black",
year: "2020",
owner: {
names = ["Andy" , "Steve" , "Tony" ]
}
};
Example 2: javascript object
var person = {
first_name : "Marty",
last_name : "Mcfly",
born : 1968,
died : 1933,
lovers: ["Jennifer Parker","Baines McFly"]
};
Example 3: object object javascript
person = {
'name':'john smith'
'age':41
};
console.log(person);
//this will return [object Object]
//use
console.log(JSON.stringify(person));
//instead
Example 4: objects in javascript
let object = {
'key1': 'value1',
'key2': 'value2',
'keyn': 'valuen',
};
console.log(object);
Example 5: What is an object
The Object is the real-time entity having some state and behavior.
In Java, Object is an instance of the class having the instance variables
as the state of the object and the methods as the behavior of the object.
The object of a class can be created by using thenewkeyword
Example 6: js objects
// To make an object literal:
const dog = {
name: "Rusty",
breed: "unknown",
isAlive: false,
age: 7
}
// All keys will be turned into strings!
// To retrieve a value:
dog.age; //7
dog["age"]; //7
//updating values
dog.breed = "mutt";
dog["age"] = 8;