JavaScript Objects Explained | JavaScript Complete Course for Beginners in Hindi | 2021
JavaScript Objects Explained | JavaScript Complete Course for Beginners in Hindi | 2021
Chapters:
Intro 0:00
Why we need Objects? 1:17
JavaScript Object Explained 2:20
Property vs Method 2:50
How to write JavaScript Object (Syntax)? 5:10
How to access property of an Object? 8:25
How to use Constructors 13:30
Object Methods - 22:20
Outro 31:37
Object Methods - Add property, delete property, enumerable,writable,configurable
Javascript Object Syntax:
var objectName = {}; curly braces also known as object literal
example:
var newCar ={
color:'Pink',
wheels:4
}
To add new property in a javascript object
Object.defineProperty(objectName,'propertyName',{value:'value'});
or
objectName.property = value;
or
objectName['property']=value;
To delete any javascript object property
delete objectName.property;
-Update Property's meta data
Object.defineProperty(objectName,'propertyName',{writable:false});
Object.defineProperty(objectName,'propertyName',{configurable:false});
Object.defineProperty(objectName,'propertyName',{enumerable:false});
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