Reprinted: Thanks to the blogger for the article portal
theList = [‘a’,’b’,’c’]
if ‘a’ in theList:
print ‘a in the list’
if ‘d’ not in theList:
print ‘d is not in the list’
Reprinted: python checks whether a certain element is in the list
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Origin blog.csdn.net/weixin_41529093/article/details/112598325
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