C#语法（关键字）
C#关键字
关键字是C#编译器预定义的保留字。这些关键字不能作为标识符，但是，如果您想要用它们做标识符，在这个前面加个@字符做前缀。
| 保留关键字 | ||||||
| abstract | as | base | bool | break | byte | case |
| catch | char | checked | class | const | continue | decimal |
| default | delegate | do | double | else | enum | event |
| explicit | extem | false | finally | fixed | float | for |
| foreach | goto | if | implicit | in | in（generic modifier） | int |
| interface | intermal | is | lock | long | namespace | new |
| null | object | operator | out | out（generic modifier） | override | params |
| private | protected | public | readonly | ref | return | sbyte |
| sealed | short | sizeof | stackalloc | static | string | struct |
| switch | this | throw | true | try | typeof | uint |
| ulong | unchecked | unsafe | ushort | using | virtual | void |
| volatile | while | |||||