MXML XUL XAML比较（转贴）

MXML	XAML	XUL
Here today	2006? 2007?	Here today and battle tested.
Runs anywhere Flash Player 7 runs	Runs only on Longhorn	Runs on any platform. Runtime smaller than .Net.
Server required	Server not required	Server Not Required
Uses ActionScript 2.0	Uses .NET languages	Javascript, Python, C++
XPath support: no	XPath support: yes	XPath support: yes
CSS support: limited	CSS support: no	CSS Support: excellent.