本文介绍了&和有什么区别?和&&在MATLAB中?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
MATLAB中的&
和&&
逻辑运算符有什么区别?
What is the difference between the &
and &&
logical operators in MATLAB?
推荐答案
单个&符&是逻辑AND运算符.双与号&&还是使用短路行为的逻辑AND运算符.短路仅表示仅当第一个操作数(左侧)未完全确定结果时才评估第二个操作数(右侧)
The single ampersand & is the logical AND operator. The double ampersand && is again a logical AND operator that employs short-circuiting behaviour. Short-circuiting just means the second operand (right hand side) is evaluated only when the result is not fully determined by the first operand (left hand side)
A& B(评估A和B)
A & B (A and B are evaluated)
A&& B(仅当A为true时才评估B)
A && B (B is only evaluated if A is true)
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