24. Morden Web Browsers
100%
<Form />: Opera Rocks
IE -
All: Drag and Drop
IE8: LocalStorage / SessionStorage / PostMsg / Hash Change
(event)
25. Javascript
<audio /> in MP3 format
var a = document.createElement('audio');
return !!(a.canPlayType &&
a.canPlayType('audio/mpeg;').replace(/no/,
''));
: http://diveintohtml5.org/everything.html
46. ?
Web Art Utility Powerful ID
window.getElementsByClassName = getElementsByClassName || function(c) {
var reg = cache.get(c) || cache.set(c, new RegExp("(?:^|s+)" + c + "(?:s+|$)"));
var elements = document.getElementsByTagName('*');
var results = [];
for (var i = 0; i < elements.length; i++) {
if (elements[i].className.match(reg)) { results.push(elements[i]);}
}
return results;
};