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'
本文共 293 字，大约阅读时间需要 1 分钟。
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'
转载于:https://www.cnblogs.com/Christina-Notebook/p/10394662.html