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When a web page is loaded, the browser creates a Document Object Model of the page, which is an object oriented representation of an HTML document that acts as an interface between JavaScript and the document itself. This allows the creation of dynamic web pages, [13] because within a page JavaScript can:
CSS-in-JS is a styling technique by which JavaScript is used to style components. When this JavaScript is parsed, CSS is generated (usually as a <style> element) and attached into the DOM . It enables the abstraction of CSS to the component level itself, using JavaScript to describe styles in a declarative and maintainable way.
In a SPA, a page refresh never occurs; instead, all necessary HTML, JavaScript, and CSS code is either retrieved by the browser with a single page load, [1] or the appropriate resources are dynamically loaded and added to the page as necessary, usually in response to user actions.
Other metrics including Request Count (number of requests required to load a page), [13] DOMContentLoaded (time when HTML document is completely loaded and parsed excluding CSS style sheets, images, etc.), [14] Above The Fold Time (content that is visible without scrolling), [15] Round Trip Time, [15] number of Render Blocking Resources (such ...
JavaScript is an event-based imperative programming language (as opposed to HTML's declarative language model) that is used to transform a static HTML page into a dynamic interface. JavaScript code can use the Document Object Model (DOM), provided by the HTML standard, to manipulate a web page in response to events, like user input.
Thus the dynamic characteristic of DHTML is the way it functions while a page is viewed, not in its ability to generate a unique page with each page load. By contrast, a dynamic web page is a broader concept, covering any web page generated differently for each user, load occurrence, or specific variable values.
The Get Utility supports the asynchronous loading of data and scripts through script nodes and the dynamic loading of external CSS files. ImageLoader YUI's ImageLoader allows you to defer the loading of images that are not visible in the viewport at the time the page loads. This can result in big performance boosts. JSON
10.1.4 Load JavaScript from Wiki page. 10.1.5 Load JSON from Wiki page. ... For local development only, you can load a CSS file from your local web server (see the ...