本文主要记录了x命名空间里的两大类（Attribute类和标记扩展类）主要的内容，根据情况去选择使用，想熟练的使用还需要一段时间的练习，主要难点在于记住各个功能的格式和使用场合。还有就是在理解x:Shared的时间花了一下功夫。如果有不足的地方，请大牛们指点。谢谢阅读-This paper records two categories (Attribute class x namespace markup extension class) the main content choose to use, depending on the circumstances, want to the skilled use also need some time to practice, the main difficulty is to remember the format of each function and the use of occasions. There is in understanding the x: Shared the time to spend a little effort. If there are deficiencies, Daniel, who pointing. Thank you for reading