Python之函数与做用域

函数初识 什么是函数html 获取任意一个字符串的元素的个数 s1 = 'fdskjlgfdgfdjkslgdfjkjafdsajk' count = 0 for i in s1: count += 1 print(count) # 获取列表的元素的个数 l1 = [1, 2, 3] count = 0 for i in l1: count += 1 print(count) # 面向过程编程 1

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