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Re: st: Date string to date
From
Nick Cox <[email protected]>
To
"[email protected]" <[email protected]>
Subject
Re: st: Date string to date
Date
Sun, 24 Nov 2013 16:41:53 +0000
It does what you tell it.
. di %td date("6/8/2013", "DMY")
06aug2013
. di %td date("6/8/2013", "MDY")
08jun2013
To understand what Stata does with dates and times, you must read
-help dates and times-: there is no worthwhile shortcut.
Nick
[email protected]
On 24 November 2013 16:27, lars Folkestad <[email protected]> wrote:
> I gather Stata will do it the one way or the other? I assume Stata will know that 31/1 is dm and 4/15 is md, but what does it do when its 6/8 or 8/6?
> Lars
>
>> Den 24/11/2013 kl. 16.55 skrev Nick Cox <[email protected]>:
>>
>> Whatever you do you will need to watch out for values such as 8/6 and
>> 6/8 for DM and MD.
>> Nick
>> [email protected]
>>
>>
>>> On 24 November 2013 13:45, Nick Cox <[email protected]> wrote:
>>> <>
>>>
>>> It should be. The only question is how best to do it.
>>>
>>> For example,
>>>
>>> gen double ndate = date(sdate, "MDY hm")
>>> replace ndate = date(sdate, "DMY hm") if missing(ndate)
>>>
>>> might be sufficient.
>>>
>>> Note that "4/15/2011 9:30" is "MDY hm" not dmy (or DMY).
>>>
>>> Nick
>>> [email protected]
>>>
>>>
>>>> On 24 November 2013 12:55, lars Folkestad <[email protected]> wrote:
>>>> Dear List
>>>>
>>>> I have a string variable where the dates entered are not stricky dmy it looks like this
>>>> date
>>>> 12/15/2010 10:50 (mdy)
>>>> 24-MAY-2010 9:43 (dmy)
>>>> 4/15/2011 9:30 (dmy)
>>>>
>>>> Is it possible to create a date variable from this ditectly?
>>>>
>>>> Lars
>>>> *
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>>>> * http://www.ats.ucla.edu/stat/stata/
>> *
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>> * http://www.ats.ucla.edu/stat/stata/
>
> *
> * For searches and help try:
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> * http://www.ats.ucla.edu/stat/stata/
*
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