La méthode statique Object.defineProperty() permet de définir une nouvelle propriété ou de modifier une propriété existante, directement sur un objet. La méthode renvoie l'objet modifié.
La méthode Object.defineProperties() permet de définir ou de modifier les propriétés d'un objet directement sur celui-ci. La valeur renvoyée est l'objet modifié.
https://www.w3schools.com › jsref › jsref_object_defineproperty.asp
JavaScript Object.defineProperty() Method - W3SchoolsDescription. The Object.defineProperty() method adds or changes an object property. The Object.defineProperty() method lets you change property metadata. The Object.defineProperty() method lets you add getters and setters. See more example below. Object.defineProperty () adds or changes one property.
https://developer.mozilla.org › en-US › docs › Web › JavaScript › Reference › Global_Objects › ...
Object.defineProperty() - JavaScript | MDN - MDN Web DocsThe Object.defineProperty () static method defines a new property directly on an object, or modifies an existing property on an object, and returns the object.
https://www.programiz.com › javascript › library › object › defineProperty
Javascript Object.defineProperty() - ProgramizThe defineProperty () method adds a property or modifies an existing property on an object and returns the object. In this tutorial, you will learn about the JavaScript Object.defineProperty () method with the help of examples.
https://runebook.dev › fr › docs › javascript › global_objects › object › defineproperties
JavaScript - Object.defineProperties [fr] - Runebook.devLa méthode Object.defineProperties() static définit de nouvelles propriétés ou modifie des propriétés existantes directement sur un objet, renvoyant l'objet.
https://medium.com › @kamresh485 › mastering-javascript-object-defineproperty-a...
Mastering JavaScript Object.defineProperty: A Comprehensive ... - MediumThe Object.defineProperty() method provides a powerful mechanism to define or modify properties on objects with fine-grained control. In this article, we will delve deep into the intricacies...
https://www.w3schools.com › js › js_object_properties.asp
JavaScript Object Properties - W3SchoolsThe Object.defineProperty() method can be used to: Adding a new property to an object. Changing property values. Changing property metadata. Changing object getters and setters. Syntax: Object.defineProperty (object, property, descriptor) Adding a new Property. This example adds a new property to an object: Example. // Create an Object:
https://fr.javascript.info › property-descriptors
Attributs et descripteurs de propriétésObject.defineProperty(obj, propertyName, descriptor) obj, propertyName. L’objet et sa propriété pour appliquer le descripteur.
The Object.defineProperty() method defines a new property directly on an object, or modifies an existing property on an object, and returns the object. Syntax. Object.defineProperty(obj, prop, descriptor) Parameters. obj. The object on which to define the property. prop. The name of the property to be defined or modified. descriptor.
