Re: st: sort

[James Muller <james.muller@internode.on.net>]

Need a bit more info. Do you mean different results by repeating the 
commands? If so it sounds like you've got repeated ID's (repeated more 
than twice).

How exactly are the results changing?


Luhang Wang wrote:


> Hi to all,
>
> I have some question regarding the use of sort. Would anyone tell me
> some potential reasons for getting  different results by running
>
> sort id
> drop if id==id[_n-1]
>
> Thanks and best,
> Luhang
>
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