語法糖

字符串: C#中$的用法: 是爲了替代string.format();

http://www.javashuo.com/article/p-ccgxriiy-hm.html

http://www.javashuo.com/article/p-ajaoyywj-cg.html

語法糖:

C#6.0:  http://www.javashuo.com/article/p-kvbzmwck-hg.html