英文文檔:
any(iterable)
Return True if any element of the iterable is true. If the iterable is empty, return False.
Equivalent to:
def any(iterable):
for element in iterable:
if element:
return True
return False
說明:
1.接受一個可迭代器對象為參數(shù),當(dāng)參數(shù)為空或者不為可迭代器對象是報錯.
>>> any(2) #傳入數(shù)值報錯
Traceback (most recent call last):
File "<pyshell#0>", line 1, in <module>
any(2)
TypeError: 'int' object is not iterable
2.如果可迭代對象中其中一個元素的邏輯值為True時伟众,返回True,全部值均為False時返回False.
>>> any([0,1,2]) #列表元素有一個為True,則返回True
True
>>> any([0,0]) #列表元素全部為False,則返回False
False
3.如果可迭代對象為空(元素個數(shù)為0)缘挑,返回False.
>>> any([]) #空列表
False
>>> any({}) #空字典
False
>>>```