適用於可迭代對象的通用函數

join s = 'mumu' s1 = '_'.join(s) # m_u_m_u li = ['mumu', '怪蜀黍', '好看'] s = '+++'.join(li) # mumu+++怪蜀黍+++好看 能夠利用join去掉列表輸出時的引號，方法以下：html li = ['a', 'b', 'c'] pirnt(li) # ['a', 'b', 'c'] s = ', '.j

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