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python中for循环的用法

更新时间: 2020-11-10 00:00:00     

for循环是指一个通用的序列迭代器,用于遍历任何有序的序列对象内的元素,可用于字符串、元组、列表和其它内置可迭代对象,以及通过类所创建的新对象。

for循环语法格式

forexpressioninobject:

for_suite

else:

else_suite

for语法格式扩展

forexpressioninobject:

for_suite

ifboolean_expression2:continue

ifboolean_expression3:break

else:

else_suite

关键词: python for 循环 用法

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