Re: st: identifying changed variables

["Austin Nichols" <austinnichols@gmail.com>]

Alan--
Does this do what you want?

sysuse auto
replace rep78=4 if mi(rep78)
cf _all using "`c(sysdir_stata)'auto.dta"

On 7/9/07, Feiveson, Alan H. (JSC-SK311) <alan.h.feiveson@nasa.gov> wrote:
> Hi  - After changing one or more variables, (in Stata 9) the -describe-
> command reveals that changes have been made, but it doesn't say which
> variables have changed. Does anyone know of a way to identify which
> variables actually changed? For example, suppose one had 100 variables
> and one created a number of new ones and/or modified old ones. Suppose
> also that the user wants to keep the new data set only if "important"
> variables were created or changed, but that he/she forgot which ones
> were modified/created. Otherwise, if the command -save,replace- is
> issued without "important" variables being changed, a lot of unwanted
> "junk" variables would now be attached to the data set. Therefore it
> would be useful to know exactly which variables were changed.
>
> Al Feiveson
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