【Python3_基础系列_008】Python3-运算符

一、常见运算符

1 == 1 #判断相等
1 != 2 #判断不相等 比较运算符 返回bool值
'a' in di
2 in di
2 not in di
a = 1723548901
b = a
a is b
a is not b
1 == 1 and 2 == 2 #两边都是True才返回True
1 == 1 or 2 == 3
1 == 2 or 2 == 3 #有一边为真就放回真
not 1==1 #取反