You can try it and see how smart the authors were (on this point).
Nick
[email protected]
Sergiy Radyakin
On Fri, Oct 10, 2008 at 2:26 PM, Nick Cox <[email protected]> wrote:
> You don't need to fire up -ds- beforehand. This can thus be reduced to
>
> local i = 1
> foreach var of var * {
> ren `var' var`i'
> local ++i
> }
>
> In fact you don't need a loop. With -renvars- from the Stata Journal
> (-search renvars- for location) you can go
>
> renvars \ var1-var`c(k)'
What if var5 already exists (and it is 10th in order). Will -renvars-
be intelligent enough to sense it and adjust numbering accordingly? or
will it just crash with error 110 after renaming the fifth variable?
>
> c(k) is held by Stata as the number of variables -- see results of
> -creturn li- and it has a local macro persona `c(k)'.
>
> Naturally -renvars- is doing the loop on your behalf. It also checks
for
> name problems.
>
> If Mai does not want all variables renamed, then the advice is
modified
> accordingly.
>
> Nick
> [email protected]
>
> Friedrich Huebler
>
> ds
> local i = 1
> foreach var of varlist `r(varlist)' {
> ren `var' var`i'
> local ++i
> }
>
>
> On Thu, Oct 9, 2008 at 11:31 PM, mai7777 <[email protected]> wrote:
>
>> How can I loop over vars to rename them by their order number.
>> so they become var1, var2, var3...?
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