python for i in range()的使用

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for i in range(5):
    print(i)

输出:0,1,2,3,4

默认从0开始

for i in range(1,5):
    print(i)

输出:1,2,3,4

指定从1开始

for i in range(1,7,2):
    print(i)

输出:1,3,5

第三个参数是步长

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转载自blog.csdn.net/ssjdoudou/article/details/83352066