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event.stopPropagation(): the event is stopped after all event listeners attached to the current event target in the current event phase are finished; event.stopImmediatePropagation(): the event is stopped immediately and no further event listeners are executed; When an event is stopped it will no longer travel along the event path.
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 ...
Certain jQuery object methods retrieve specific values (instead of modifying a state). An example of this is the val() method, which returns the current value of a text input element. In these cases, a statement such as $('#user-email').val() cannot be used for chaining as the return value does not reference a jQuery object.
The object model provides programmatic access to styles. This means you can change inline styles on individual elements and change style rules using simple JavaScript programming. Inline styles are CSS style assignments that have been applied to an element using the style attribute.
A SPA moves logic from the server to the client, with the role of the web server evolving into a pure data API or web service. This architectural shift has, in some circles, been coined "Thin Server Architecture" to highlight that complexity has been moved from the server to the client, with the argument that this ultimately reduces overall complexity of the system.
Buttons on the bottom of the dialog are used to insert the ref into the article, preview the ref, reset the form, and close the dialog without changing the article. Clicking will insert the current date into the adjacent text box.
In 2019, Mozilla started Beta testing a new reader site for MDN Web Docs written in React (instead of jQuery; some jQuery functionality was replaced with Cheerio library). [12] The new site was launched on December 14, 2020. [13]
The central principle of D3.js design is to enable the programmer to first use a CSS-style selector to select a given set of Document Object Model (DOM) nodes, then use operators to manipulate them in a similar manner to jQuery. [8]