== !=

概要Description

签名

s1: str == s2: str
s1: str != s2: str

功能

对 s1 和 s2 进行等值比较，比较每一个字符是否都一样

案例Examples

正常情况

相等

1  =
'zzax' == 'zzax'True

不等

1  =
'zzax' != 'zzax'False

其它情况

1  =
'zzax' == ' zzax'False