HTML Evolution: Key Tags from 1990 to HTML5
Blink28628 Aug 2025

HTML Evolution: Key Tags from 1990 to HTML5

This document outlines the chronological evolution of HTML tags and CSS features from the web's inception in 1991 to 2024. It tracks the introduction, purpose, and eventual fate of various elements, illustrating HTML's growth from a basic set of 18 tags to over 140 elements, alongside CSS's development from simple style rules to robust layout systems. The overview highlights foundational tags that have endured, such as

Avsnitt(391)

blink::StyleEngine

blink::StyleEngine

style invalidation & resolution (recalc). 
Given DOM/style changes since the last frame, StyleEngine computes updated ComputedStyles, manages active stylesheets/media query state, and marks the right ...

10 Okt 202534min

blink::Document & blink::DocumentLifecycle

blink::Document & blink::DocumentLifecycle

states that gate phases. The document owns the DOM and keeps a DocumentLifecycle state machine that ensures we do things in phase order (style before layout, pre‑paint before paint, etc.). Lifecycle t...

10 Okt 202535min

blink::LocalFrameView

blink::LocalFrameView

orchestrates style → layout → pre‑paint/paint for a frame. This is the workhorse that actually runs lifecycle phases. On a frame tick from WebFrameWidgetImpl, it goes through style recalc, layout (Lay...

9 Okt 202544min

blink::LocalFrame

blink::LocalFrame

the document host and local‑root boundary.
The local frame owns the Document and its LocalFrameView. The local root frame coordinates lifecycle for its subtree (including OOPIF boundaries handled late...

9 Okt 202532min

blink::Page

blink::Page

the page container and animation clock keeper. Page holds frame trees and the PageAnimator that services script‑driven animations on each tick. It’s the top‑level context for the document/view that We...

9 Okt 202534min

blink::WebFrameWidgetImpl

blink::WebFrameWidgetImpl

renderer‑main entry to Blink’s lifecycle. This is where a compositor BeginFrame (coming in via content/public and mojo plumbing) first turns into Blink work on the renderer main thread. It receives th...

9 Okt 202532min

Blink's ComputedStyle: An In-Depth Analysis

Blink's ComputedStyle: An In-Depth Analysis

The collection of sources provides a detailed technical analysis of the ComputedStyle object within Blink, the rendering engine for Chromium. The primary source, an in-depth analysis document, explain...

9 Okt 202545min

Chromium LayerContext Deep Dive: RenderingNG and Scroll Updates

Chromium LayerContext Deep Dive: RenderingNG and Scroll Updates

The source material, primarily an excerpt from a 2025 technical report, provides an in-depth analysis of the LayerContext abstraction within the Chromium RenderingNG pipeline, specifically when the br...

8 Okt 202532min

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