The - operator can function as either a unary or a binary operator -运算符既可作为一元运算符也可作为二进制运算符。
Operators that take one operand , such as the increment operator 接受一个操作数的运算符被称作一元运算符，例如增量运算符(
Unary and operators 一元运算符+和
Unary operators have one parameter , and binary operators have two parameters 一元运算符具有一个参数，二元运算符具有两个参数。
The following c statement contains a single unary operator , and a single operand 下面的c #语句包含一个一元运算符和一个操作数。
3 . unary operators appear before the operand and associate from right to left 3 .一元运算符出现在操作数前，并按照从右到左的顺序关联。
A definition of a unary operator where the argument is of the type of your class or structure 一元运算符的定义，其中的参数是您的类或结构的类型。
Visual basic treats each bit - shift operator as a unary operator on its left operand the bit pattern to be shifted Visual basic将每个移位运算符视为其左操作数（要移动的位模式）的一元运算符。
The name and type of the single operand of a unary operator including a conversion operator or the left operand of a binary operator 一元运算符（包括转换运算符）的单一操作数或者二元运算符的左操作数的名称和类型。
