Boost Concept LessThanComparable

Concept LessThanComparable

LessThanComparable

Description（描述）

LessThanComparable 型别必须有 <, >, <=, and >= operators 。

Notation（符号）

X

A type playing the role of comparable-type in the LessThanComparable concept.

x, y,

Objects of type X

Valid expressions（有效表达式）

Name	Expression	Type	Semantics
Less than	x <>	Convertible to bool	Determine if one value is less than another.
Less than or equal	x <= y	Convertible to bool	Determine if one value is less than or equal to another.
Greater than	x > y	Convertible to bool	Determine if one value is greater than another.
Greater than or equal to	x >= y	Convertible to bool	Determine if one value is greater than or equal to another.

Models

• int