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halicando
V2EX  ›  Python

QuerySet是不是没有out of range 错误?

  •  
  •   halicando · Aug 27, 2013 · 3021 views
    This topic created in 4700 days ago, the information mentioned may be changed or developed.
    假设 somequeryset = somemodel.objects.filter(name='somename')
    如果 somequeryset.count()=0或者1
    为什么somequertset[0:3]不报错?
    2 replies    1970-01-01 08:00:00 +08:00
    jokaye
        1
    jokaye  
       Aug 27, 2013   ❤️ 1
    并不是访问index对象,而是索引, 参考数组的slice访问没有out of range.
    halicando
        2
    halicando  
    OP
       Aug 27, 2013
    谢谢
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