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The Document Object Model (DOM) is a cross-platform and language-independent interface that treats an HTML or XML document as a tree structure wherein each node is an object representing a part of the document. The DOM represents a document with a logical tree. Each branch of the tree ends in a node, and each node contains objects.
There is a huge collection of events that can be generated by most element nodes: Mouse events. [3] [4]Keyboard events.; HTML frame/object events. HTML form events. User interface events.
If your code works with page content and adds event handlers to DOM elements, then, instead of hooking to 'wikipage.content' and looking for elements to attach event listeners to when it is fired, you may attach one event listener to an element outside of the content area or the whole document but filter events by a selector (see jQuery's ...
The YUI Core is a light (31KB minified) set of tools for event management and DOM manipulation. YUI Global Object The YUI Global Object contains language utilities, a script loader, and other baseline infrastructure for YUI. Dom Collection Helps with common DOM scripting tasks, including element positioning and CSS style management. Event Utility
DOM Inspector (DOMi) is a web developer tool created by Joe Hewitt and was originally included in Mozilla Application Suite as well as versions of Mozilla Firefox prior to Firefox 3. It is now included in Firefox, and SeaMonkey. Its main purpose is to inspect and edit the Document Object Model (DOM) tree of HTML and XML-based documents.
If an object is compared with a number or string, JavaScript attempts to return the default value for the object. An object is converted to a primitive String or Number value, using the .valueOf() or .toString() methods of the object.
In JavaScript, objects are garbage collected if they are unreachable from the global object. [4] One way to make an object unreachable is to overwrite the variables or properties that reference it. let x = {}; // The variable x is declared and set to an object x = null ; // x is overwritten and the object becomes unreachable
This is an accepted version of this page This is the latest accepted revision, reviewed on 15 February 2025. High-level programming language Not to be confused with Java (programming language), Javanese script, or ECMAScript. JavaScript Screenshot of JavaScript source code Paradigm Multi-paradigm: event-driven, functional, imperative, procedural, object-oriented Designed by Brendan Eich of ...