【實用書籍app】W3C Cheatsheet (free)|最夯免費app-gigacircle

The W3C Cheatsheet provides quick access to useful information from specifications (incl HTML5, CSS, SVG, XPath) published by W3C, the leading international Web standards community.

This is the free version of the cheatsheet, also available as a paid app. The paid version serves as contribution to W3C to develop the tools it makes available to the community.