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Re: st: MM/DD/YYYY string to stata date


From   Lars Folkestad <[email protected]>
To   "[email protected]" <[email protected]>
Subject   Re: st: MM/DD/YYYY string to stata date
Date   Tue, 5 Jun 2012 06:58:55 +0200

Thank you both. 

Nick: i dont want to make it hard for Stata. How do i go from string mm/dd/yyyy to date?

Mvh
Lars Folkestad


Den 05/06/2012 kl. 00.43 skrev "Nick Cox" <[email protected]>:

> To expand a bit: If you remove the separators, you make it harder for
> Stata. It can deal with dates of the form "ddmmyyyy", "DMY" or
> "ddmmyy", "DMY", "yyyy", but yours don't fit either pattern.
> 
> Nick
> 
> On Mon, Jun 4, 2012 at 9:16 PM, Abhimanyu Arora
> <[email protected]> wrote:
>> I guess it works OK if instead of
>>  gen newstrvar = subinstr(strvar, "/", "", .) you type in
>>  gen newstrvar = subinstr(strvar, "/", "-", .) and then the date function.
>> 
>> On Mon, Jun 4, 2012 at 9:36 PM, Lars Folkestad <[email protected]> wrote:
>>> Dear list
>>> 
>>> I know this is an old timer but i just dont get it.
>>> 
>>> I have a variable indicating birth date. The variable is in string format and looks like this
>>> 
>>> Mm/dd/yyyy
>>> 
>>> If the the month or day is single digit it looks like this
>>> M/d/yyyy
>>> 
>>> I have removed the /'s by
>>> 
>>> 
>>> gen newstrvar = subinstr(strvar, "/", "", .)
>>> 
>>> But form there i dont get it.
>>> 
>>> Ive used
>>> 
>>> Gen newdate = date (newstrvar, "MDY")
>>> 
>>> But that only gives me missing values.
>>> 
>>> 
>>> What am i doing wrong and is there an easy way to do this?
> 
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