在python中可以通过in和not in关键字来判读一个list中是否包含一个元素
theList = ['a','b','c'] if 'a' in theList: print 'a in the list' else: print 'a is not in the list' if 'd' not in theList: print 'd is not in the list' else: print 'd in the list'
在python中可以通过in和not in关键字来判读一个list中是否包含一个元素
theList = ['a','b','c'] if 'a' in theList: print 'a in the list' else: print 'a is not in the list' if 'd' not in theList: print 'd is not in the list' else: print 'd in the list'
本站转载的文章为个人学习借鉴使用,本站对版权不负任何法律责任。如果侵犯了您的隐私权益,请联系本站邮箱yoyou2525@163.com删除。