Python is 关键字

Mfano

检查两个对象是否为相同对象:

x = ["apple", "banana", "cherry"]
y = x
print(x is y)

Mfano wa Kusafiri

定义和用法

is 关键字用于测试两个变量是否引用同一对象。

如果两个对象是同一对象,则 test 返回 True。

如果两个对象不是同一对象,即使两个对象 100% 相等,test 也会返回 False。

Tumekuwa na uwanja wa == kwa kumtambua kama miamba wanaingia kwa upande wa upendelezi.

Mfano zaidi

Mfano

Tukitesta matokeo mbalimbali ya kuingia kwa upande wa uadilifu bila kuingia kwa upande wa kina:

x = ["apple", "banana", "cherry"]
y = ["apple", "banana", "cherry"]
print(x is y)

Mfano wa Kusafiri