对象:列表、元组,字典,字符串,可迭代对象:isinstance([1,2,3,4],Iterable) 方式:for……in 列表:for i, value in enumerate(['A', 'B', 'C']) 字典:for key in d;for value in d.values(); for k,v in d.items() 特殊:for x, y in [(1, 1), (2, 4), (3, 9)]
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樊睡懒觉
对象:列表、元组,字典,字符串,可迭代对象:isinstance([1,2,3,4],Iterable) 方式:for……in 列表:for i, value in enumerate(['A', 'B', 'C']) 字典:for key in d;for value in d.values(); for k,v in d.items() 特殊:for x, y in [(1, 1), (2, 4), (3, 9)]