Summary of HTML5 new features and html5 New Features

Summary of HTML5 new features and html5 New Features

New HTML5 features

1. New DocType: <! DOCTYPE html> document type does not need to be declared;
2. The type attribute is not required for scripts and links, such as lingk and script;
3. Semantic tags, such as header, footer, hgroup, mark, figure, small, article,
4. Attribute and verification,
   1. New attributes, such as placeholder, required, autofocus, pattern, autocomplete, data, contenteditable
   2. Automatic verification, such as: required automatic verification is empty, pattern regular match, min, max maximum value
   3. Refined, such as text classification type = [numner \ range \ date \ color \ search \ emial], datalist, list
5. Audio and video,
   1. Audio support: audio attr = [autoplay \ controls], firefox's .oggformat, webkit的.mp3, opera's .wav
   2. Video Support: video attr = [controls \ preload], safari and IE in H.264 format (MPEG4), Firefox and Opera in theora \ vorbis format (OGG), WebM
6. Image canvas, filltype, stroketype, drawimage, pixel imagedata, context text writing
7. Offline storage, localstorage [long-term], sessionstorage [current session]