Re: Question on Map or Apply
- To: mathgroup at smc.vnet.net
- Subject: [mg66369] Re: Question on Map or Apply
- From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
- Date: Thu, 11 May 2006 02:14:20 -0400 (EDT)
- Organization: The Open University, Milton Keynes, UK
- References: <e3sgbh$ln9$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
LectorZ wrote:
> Hi guys,
>
> I am trying to apply DaysBetween function to the following list:
>
> list={{{2006, 1, 16}, {2006,
> 3, 31}}, {{2006, 1, 24}, {2006, 3, 31}}, {{2005, 6, 17}, {2006,
> 3, 31}}}
>
> DaysBetween[list[[1, 1]], list[[1, 2]]] works well.
> What I need is to apply DaysBetween on the whole list conaining 3
> sublists and getting a new list as a result containing 3 numbers.
Hi Lector,
Try
In[1]:=
lst = {{{2006, 1, 16}, {2006, 3, 31}},
{{2006, 1, 24}, {2006, 3, 31}},
{{2005, 6, 17}, {2006, 3, 31}}};
In[2]:=
Needs["Miscellaneous`Calendar`"]
In[3]:=
(DaysBetween[#1[[1]], #1[[2]]] & ) /@ lst
Out[3]=
{74, 66, 287}
Best regards,
Jean-Marc