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Re: st: How to put max and min values in a loop

From   Xixi Lin <>
Subject   Re: st: How to put max and min values in a loop
Date   Wed, 27 Mar 2013 11:26:46 -0400

Thanks Nick,

The min and max are all I need.

Xixi Lin

On Wed, Mar 27, 2013 at 10:23 AM, Nick Cox <> wrote:
> This is likely to be wrong for several reasons.
> -min()- and -max()- in this context can only be Stata functions and
> each requires two or more arguments. This is not quite explicit in the
> help.
> Also, even when legal, statements including -min()- or -max()- will
> only evaluate within observations.
> You assume that we know what you want to do, which is not true.
> However, we can guess that you want minimum and maximum of some
> variable, in which case -summarize- first will give you r(min) and
> r(max), which you can use within -inrange()-. -summarize, meanonly- is
> sufficient if min and max are all you need.
> But, but, but: it is vacuous that any variable lies between its
> minimum and maximum, so there is no point to doing this unless the
> calculation of -summarize- refers to something different, e.g. a
> different subset or a different variable.
> Nick
> On Wed, Mar 27, 2013 at 2:11 PM, Xixi Lin <> wrote:
>> I am trying to use inlist(var, min(var), max(var)) in a loop; however,
>> min(var) and max(var) seems to be wrong codes, does anyone know how to
>> code it in a right way?
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