---
title: How well does LG WebOS 2.0 support HTML5
description: Here is an overview of HTML5 support on LG WebOS 2.0 screens.
---
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# How well does LG WebOS 2.0 support HTML5
## Here is an overview of HTML5 support on LG WebOS 2.0 screens.
This article provides an overview of all the elements tested by HTML 5 TEST on the html5test.com page. The test results are based on LG22SM3B with WebOS 2.0 with the Chrome browser.
### SEMANTICS
#### Parsing rules
triggers standards mode Yes ✔
HTML5 tokenizer Yes ✔
HTML5 tree building Yes ✔
Parsing inline SVG Yes ✔
Parsing inline MathML Yes ✔
#### Elements
Embedding custom non-visible data Yes ✔
#### New or modified elements
Section elements Yes ✔
Grouping content elements Yes ✔
Text-level semantic elements Partial ○
Interactive elements Partial ○
#### Global attributes or methods
hidden attribute Yes ✔
Dynamic markup insertion Yes ✔
### Forms
#### Field types
input type=text Yes ✔
input type=search Yes ✔
input type=tel Yes ✔
input type=url Yes ✔
input type=email Yes ✔
input type=date Yes ✔
input type=month Yes ✔
input type=week Yes ✔
input type=time Yes ✔
input type=datetime-local Yes ✔
input type=number Yes ✔
input type=range Yes ✔
input type=color Yes ✔
input type=checkbox Yes ✔
input type=image Yes ✔
input type=file Partial ○
textarea Yes ✔
select Yes ✔
fieldset Yes ✔
datalist Yes ✔
output Yes ✔
progress Yes ✔
meter Yes ✔
#### Fields
Field validation Yes ✔
Association of controls and forms Yes ✔
Other attributes Yes ✔
CSS selectors Yes ✔
Events Yes ✔
#### Forms
Form validation Yes ✔
#### Web Components
Custom elements No ✘
Shadow DOM No ✘
HTML templates No ✘
HTML imports No ✘
### DEVICE ACCESS
#### Location and Orientation
Geolocation No ✘
Device Orientation Yes ✔
Device Motion Yes ✔
#### Output
Full-screen support Prefixed ✔
Web Notifications Yes ✔
#### Input
Gamepad control No ✘
Pointer Events No ✘
Pointer Lock support Prefixed ✔
### CONNECTIVITY
#### Communication
Server-Sent Events Yes ✔
Beacon No ✘
Fetch No ✘
#### XMLHttpRequest Level 2
Upload files Yes ✔
Response type support Yes ✔
#### WebSocket
Basic socket communication Yes ✔
ArrayBuffer and Blob support Yes ✔
#### Streams
Readable streams No ✘
Writable streams No ✘
#### Peer To Peer
#### Connectivity
WebRTC 1.0 No ✘
ObjectRTC API for WebRTC No ✘
Data channel No ✘
#### Input
Access the webcam No ✘
Screen Capture No ✘
Enumerate devices No ✘
#### Recording
Media Stream recorder No ✘
### PERFORMANCE AND INTEGRATION
#### User interaction
#### Drag and drop
Attributes Yes ✔
Events Yes ✔
#### HTML editing
Editing elements Yes ✔
Editing documents Yes ✔
CSS selectors No ✘
APIs Yes ✔
#### Clipboard
Clipboard API and events No ✘
#### Spellcheck
spellcheck attribute Yes ✔
#### Performance
#### Workers
Web Workers Yes ✔
Shared Workers Yes ✔
#### Other
window.requestIdleCallback No ✘
#### Security
Web Cryptography API No ✘
Content Security Policy 1 No ✘
Content Security Policy 2 No ✘
Cross-Origin Resource Sharing Yes ✔
Subresource Integrity No ✘
Cross-document messaging Yes ✔
#### Authentication
Web Authentication / FIDO 2 No ✘
Credential Management No ✘
#### Iframes
Sandboxed iframe Yes ✔
iframe with inline contents Yes ✔
#### Payments
Web Payments No ✘
### MULTIMEDIA
#### Video
video element Yes ✔
Subtitles Yes ✔
Audio track selection Yes ✔
Video track selection Yes ✔
Poster images Yes ✔
Codec detection Buggy
#### Video codecs
MPEG-4 ASP support Yes ✔
H.264 support Yes ✔
H.265 support Yes ✔
Ogg Theora support No ✘
WebM with VP8 support Yes ✔
WebM with VP9 support Yes ✔
#### Audio
audio element Yes ✔
Loop audio Yes ✔
Preload in the background Yes ✔
#### Advanced
Web Audio API Prefixed ✔
Speech Recognition No ✘
Speech Synthesis No ✘
#### Audio codecs
PCM audio support Yes ✔
MP3 support Yes ✔
AAC support Yes ✔
Dolby Digital support Yes ✔
Dolby Digital Plus support Yes ✔
Ogg Vorbis support No ✘
Ogg Opus support No ✘
WebM with Vorbis support Yes ✔
WebM with Opus support No ✘
#### Streaming
Media Source extensions Yes ✔
DRM support Prefixed ✔
#### Adaptive bitrate
Dynamic Adaptive Streaming / MPEG-DASH Yes ✔
HTTP Live Streaming / HLS Yes ✔
Codecs
Video codecs Partial **O**
Audio codecs Partial **O**
### 3D, GRAPHICS & EFFECT
#### Responsive Images
picture element No ✘
srcset attribute Yes ✔
sizes attribute No ✘
#### 2D Graphics
Canvas 2D graphics Yes ✔
#### Drawing primitives
Text support Yes ✔
Path support Partial O
Ellipse support No ✘
Dashed line support Yes ✔
System focus ring support No ✘
#### Features
Hit testing support No ✘
Blending modes No ✘
#### Image export formats
PNG support Yes ✔
JPEG support Yes ✔
JPEG-XR support No ✘
WebP support No ✘
#### 3D and VR
#### 3D Graphics
WebGL Yes ✔
WebGL 2 No ✘
#### VR Headset
WebVR No ✘
#### Animation
Web Animations API No ✘
window.requestAnimationFrame Yes ✔
### OFFLINE & STORAGE
#### Web applications
#### Offline resources
Application Cache Yes ✔
Service Workers No ✘
Push Messages No ✘
#### Content and Scheme handlers
Custom scheme handlers No ✘
Custom content handlers No ✘
#### Storage
#### Key-value storage
Session Storage Yes ✔
Local Storage Yes ✔
#### Database storage
IndexedDB Yes ✔
Objectstore Blob support No ✘
Objectstore ArrayBuffer support Yes ✔
Web SQL Database Yes ✔
#### Files
Reading files
Basic support for reading files Yes ✔
Create a Blob from a file Yes ✔
Create a Data URL from a Blob Yes ✔
Create an ArrayBuffer from a Blob Yes ✔
Create a Blob URL from a Blob Yes ✔
#### Accessing the file system
FileSystem API No ✘
File API: Directories and System No ✘
### OTHER
#### Scripting
#### Script execution
Asynchronous script execution Yes ✔
Deferred script execution Yes ✔
Script execution events No ✘
Runtime script error reporting Yes ✔
#### ECMAScript 5
JSON encoding and decoding Yes ✔
#### ECMAScript 6
Modules No ✘
Classes No ✘
Arrow functions No ✘
Promises Partial O
Template strings No ✘
Typed arrays Yes ✔
Internationalization No ✘
#### ECMAScript 7
Async and Await No ✘
#### Other API's
Base64 encoding and decoding Yes ✔
Mutation Observer Yes ✔
URL API Yes ✔
Encoding API No ✘
#### Other
Session history Yes ✔
Page Visibility Prefixed ✔
Text selection Yes ✔
Scroll into view Yes ✔
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