Question

vb中怎样对一个变量进行取反?

Answer 1

vb中的变量取反是：not+变量
not,and,or,Xor 用做boolean值时，它们就作为逻辑运算符
not,and,or,Xor 用整数值时，它们就作为位运算符
例子：dim a as integer =not 143 ' a=-144 按位取反！~~~~~

Answer 2

dim a as boolen
a=not a
ok