(proName,value,elem)
| 13731 | |
| 13732 | //css属性值支持 |
| 13733 | function cssValueSupported(proName,value,elem){ |
| 13734 | var prefix=['','-webkit-','-o-','-moz-','-ms-']; |
| 13735 | elem=elem || document.createElement('div'); |
| 13736 | var style=elem.style; |
| 13737 | if(!style)return false; |
| 13738 | var prefixedValue; |
| 13739 | for(var i=0,ii=prefix.length;i<ii;i++){ |
| 13740 | prefixedValue=prefix[i] + value; |
| 13741 | style[proName]=prefixedValue; |
| 13742 | if(style[proName]==prefixedValue){ |
| 13743 | return prefixedValue; |
| 13744 | } |
| 13745 | } |
| 13746 | } |
| 13747 | |
| 13748 | |
| 13749 | //elem.dataset的兼容实现 |