[英]What does “!” mean in pseudo-code? I know “!” stands for factorial but I can't translate it
What does !
这是什么
!
mean in pseudo-code? 在伪代码中意味着什么? I know
!
我知道
!
stands for factorial but I can't translate it . 代表阶乘,但我无法翻译它。
ex: 例如:
get operation 得到操作
if (operation!= ’B’ OR operation != ’D’ OR operation!= ’W’) then
print "Invalid Operation"
What does it mean? 这是什么意思?
!=
means not equal and !
!=
意味着不平等!
generally means not or negation . 一般意味着不是或否定 。
It means "not". 这意味着“不”。 So your example code
所以你的示例代码
if (operation!= ’B’ OR operation != ’D’ OR operation!= ’W’)
can be read as 可以读作
"If operation does not equal 'B' or operation does not equal 'D' or operation does not equal 'W'"
“如果操作不等于'B'或操作不等于'D'或操作不等于'W'”
In general , 一般来说 ,
!
means not意思不是
||
meanslogical
or意味着
logical
或
&&
meanslogical
and&&
意味着logical
和
Example: 例:
!false == true ( == means equality )
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