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st: How to rename these variables?

From   John Hennen <[email protected]>
To   [email protected]
Subject   st: How to rename these variables?
Date   Sat, 18 Oct 2003 16:05:27 -0400

[email protected] wrote:

> I have a set of variables that I want to rename.
> I want to transform these v1_1 v2_1 v1_2 v2_2 etc..
> to v1_01 v2_01 v1_02 v2_02 etc...

Assuming that you have 3 sets of the form
v1_1  v2_1  v3_1  v1_2  v2_2  v3_2  v1_3  v2_3  v3_3
How about something like this:

 foreach X in v1 v2 v3 {
   foreach Y of num 1/3 {
   rename `X'_`Y'  `X'_0`Y'

John Hennen

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