字典練習

dic = {'k1': 'v1', 'k2': 'v2', 'k3': 'v3'} # 1.遍歷出所有的key for key in dic: print(key) # 2.遍歷出所有的value for key in dic: print(dic[key]) # 3.遍歷出所有的key和value for key in dic: print(key, dic

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