We can use getAttribute() to get attributes when we know they're there, but how do we simply get an object containing all attributes? Keys are passed in as an expression, which represents an attribute value. For now I get null as result. JavaScript function to get DOM elements by any attribute. For example: The W3C specification defines the data attribute as follows: nonce property: Last modified: Jan 9, 2021, by MDN contributors. The .attr() method gets the attribute value for only the first element in the matched set. User sameObject = (User) session.getAttribute('pickaName'); Danke, ich glaube ich habe es verstanden. Using this attribute to store small chunks of arbitrary data, developers are able to avoid unneccessary AJAX calls and enhance user experience. If you want to find out if an element is enabled or not, please use this activity or the Wait Attribute one, coupled with the aastate attribute, for example. DOM getAttribute() method is used to get the value of the attribute of the element. 2) Next, the JSP will retrieve the sent data using getAttribute(). Das Node-Objekt gilt unter Puristen allerdings als das "reinere" DOM, eben weil es nicht auf HTML beschränkt ist. While you can retrieve the value for that attribute using getValue and even change the value using setValue, changes you make will not be saved with the entity. Once you make JavaScript add attribute, the indicated name is set to lowercase letters only. There are a couple of different ways to use Javascript to get a Data Attribute: Using the .dataset property. The JavaScript code in the following example will add a class and a disabled attribute to the