https://developer.mozilla.org › fr › docs › Web › API › Element › attributes

La propriété Element.attributes renvoie une collection des noeuds d'attribut enregistrés dans le noeud spécifié. Il est une NamedNodeMap , pas un tableau ( Array ), aussi il n'a pas de méthodes Array et l'index de noeud Attr peuvent différer entre les navigateurs.

https://javascript.info › dom-attributes-and-properties

Methods to work with attributes are: elem.hasAttribute(name) – to check for existence. elem.getAttribute(name) – to get the value. elem.setAttribute(name, value) – to set the value. elem.removeAttribute(name) – to remove the attribute. elem.attributes is a collection of all attributes. For most situations using DOM properties ...

https://stackoverflow.com › questions › 208016

In JS, every property has a few properties, including a boolean enumerable. In general, non-enumerable properties are more "internalish" and less often used, but it is insightful to look into them sometimes to see what is really going on.

https://developer.mozilla.org › en-US › docs › Web › API › Element › attributes

The Element.attributes property returns a live collection of all attribute nodes registered to the specified node. It is a NamedNodeMap, not an Array, so it has no Array methods and the Attr nodes' indexes may differ among browsers.

https://www.w3schools.com › js › js_object_properties.asp

Property Attributes. All properties have a name. In addition they also have a value. The value is one of the property's attributes. Other attributes are: enumerable, configurable, and writable. These attributes define how the property can be accessed (is it readable?, is it writable?)

https://fr.javascript.info › dom-attributes-and-properties

La collection attributes est itérable et possède tous les attributs de l’élément (standard et non standard) en tant qu’objets avec les propriétés name et value. Synchronisation des attributs de propriété

https://fr.javascript.info › property-descriptors

Attributs de propriétés. Les propriétés des objets, outre que valeur, ont trois attributs spéciaux (appelés drapeaux, ou “flags” en anglais): writable – si true, la valeur peut être changée, sinon c’est en lecture seule. enumerable – si true, alors listé dans les boucles, sinon non listé.

https://bobbyhadz.com › blog › javascript-get-all-attributes-of-element

To get all of the attributes of a DOM element: Use the getAttributeNames() method to get an array of the element's attribute names. Use the reduce() method to iterate over the array.

https://www.w3docs.com › snippets › javascript › how-to-list-the-properties-of-a-javascript...

In this tutorial, two mostly used methods are presented, which will list the properties of a JavaScript object. You can use the built-in Object.keys method which is supported in the modern browsers: let keys = Object.keys(myObj); Example: Javascript Object.keys method.