- Object that represents a named system event by using one of the constructors that specifies an event name.
您可以使用一个能够指定事件名称的构造函数来创建表示命名系统事件的。
- This system involves prefacing the variable name with a short prefix that indicates the variable's data type.
该命名系统在变量名前增加一个短的前缀以标明变量的数据类型。