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| From | Eric Booth <ebooth@ppri.tamu.edu> |
| To | "<statalist@hsphsun2.harvard.edu>" <statalist@hsphsun2.harvard.edu> |
| Subject | Re: st: foreach question |
| Date | Sun, 22 Aug 2010 20:08:26 +0000 |
<>
I think this is what you are asking:
******!
clear
inp str12(Date1 Date2 Date3 Date4)
23July1997 01Jan1997 12Sept1997 03Feb1997
05July1997 04July1997 03July1997 02July1997
end
ds
foreach v in `r(varlist)' {
g `v'2 = date(`v', "DMY")
format `v'2 %td
drop `v'
rename `v'2 `v'
}
g id = _n
reshape long Date, i(id) j(n)
sort Date
g new = _n
drop n id
g id = 1
reshape wide Date, i(id) j(new)
drop id
li
******!
~ Eric
__
Eric A. Booth
Public Policy Research Institute
Texas A&M University
ebooth@ppri.tamu.edu
Office: +979.845.6754
On Aug 22, 2010, at 2:54 PM, David Torres wrote:
> Is there a way to sort or reorder dates using the foreach command--perhaps using the egen function in the loop or something?
>
> How do I get:
>
> Date1 Date2 Date3 Date4
>
> 23July1997 01Jan1997 12Sept1997 03Feb1997
>
> to be ordered thusly:
>
> Date1 Date2 Date3 Date4
> 01Jan1997 03Feb1997 23July1997 12Sept1997
>
> Thanks,
>
> --
> David Diego Torres
>
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