파이썬 None

1 개요

Python None Keyword

파이썬 None

print( None )
# None
print( type(None) )
# <class 'NoneType'>

x = None
if x == None:
	print( 'x == None' )
# x == None
if x is None:
	print( 'x is None' )
# x is None

y = 0
if y != None:
	print( 'y != None' )
# y != None
if y is not None:
	print( 'y is not None' )
# y is not None

2 같이 보기

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3 참고

• https://www.w3schools.com/python/ref_keyword_none.asp