‘‘‘字符串‘‘‘ str = "This is a string" for i in str: print(i) ‘‘‘列表‘‘‘ list = [‘a‘,‘b‘,‘c‘,‘hasee‘] for i in list: print(i) ‘‘‘元组‘‘‘ tup = (‘a‘,‘b‘,123,‘hasee‘) for i in tup: print(i) ‘‘‘字典‘‘‘ dict = {‘jakey‘:1,‘imp‘:2} for k,v in dict.items(): print(k,v) ‘‘‘集合‘‘‘ se = set(‘abc‘) for i in se: print(i)