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Python enumerate遍历数组示例应用
简介其他语言中,比如C#,我们通常遍历数组是的方法是:Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/for (int i = 0; i < list.Leng
其他语言中,比如C#,我们通常遍历数组是的方法是:
for (int i = 0; i < list.Length; i++)
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{
//todo with list[i]
}
在Python中,我们习惯这样遍历:
for item in sequence:
process(item)
这样遍历取不到item的序号i,所有就有了下面的遍历方法:
for index in range(len(sequence)):
process(sequence[index])
其实,如果你了解内置的enumerate函数,还可以这样写:
for index, item in enumerate(sequence):
process(index, item)
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在Python中,我们习惯这样遍历:
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这样遍历取不到item的序号i,所有就有了下面的遍历方法:
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其实,如果你了解内置的enumerate函数,还可以这样写:
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