[:]--Python

来源：互联网发布：java调用api接口实例编辑：程序博客网时间：2024/06/05 14:43

[a:b] –> means from ‘a’ to ‘b’
[:b] –> means from ‘first’ to ‘b’
[a:] –> means from ‘a’ to ‘last’
[:,a:] –> means first index is from ‘first’ to ‘last’,second index is from ‘a’ to ‘last’
anyelse,the same meaning like this.

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