PUBLIC MARKS from dzc with tag dom

It usually takes a long time for the DOM ready event to fire. During this time, many parts of a webpage are inactive as they wait for Javascript to kick in and initialize them. This delay is significant and makes a rich web application become available slower. Creates a bad user experience, doesn't adhere to any design pattern and is, really, not needed...

open source project It lets you test a webpage (via an URL) and detects performance and front-end code quality issues. This is done by loading the webpage via PhantomJS and collecting various metrics and statistics with the help of Phantomas. These metrics are categorized and transformed into scores. It also gives in-depth details so developpers can correct the detected issues.

PhantomJS is a headless WebKit with JavaScript API. It has fast and native support for various web standards: DOM handling, CSS selector, JSON, Canvas, and SVG.

SVG 1.1 2nd edition CSS3 Borders & Backgrounds CSS3 Selectors DOM Level 2 Core DOM Level 3 Events DOM Level 2 Style

reference for all the various getElementsBy*() JavaScript functions that are out there, from the DOM standard getElementById to the very advanced getElementsBySelector functions.