objects in javascript
let object = {
'key1': 'value1',
'key2': 'value2',
'keyn': 'valuen',
};
console.log(object);objects in javascript
let object = {
'key1': 'value1',
'key2': 'value2',
'keyn': 'valuen',
};
console.log(object);creating an object javascript
let obj = {
// fields
name:"value",
num: 123,
//methods
foo: function(){}
}make an object javascript
class ObjectLayout {
constructor() {
this.firstName = "Larry"; //property
}
sayHi() { // Method
return `Hello from ${this.firstName}`;
}
}
const object = new ObjectLayout();
// object.firstName is Larry;
// object.sayHi() gives "Hello from Larry"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;how to create object js
function person(fname, lname, age, eyecolor){
this.firstname = fname;
this.lastname = lname;
this.age = age;
this.eyecolor = eyecolor;
}
myFather = new person("John", "Doe", 50, "blue");
document.write(myFather.firstname + " is " + myFather.age + " years old.");how to create a object in javascript
var a = {
name: "aakash",
age:30
}Copyright © 2021 Codeinu
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