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MathGroup Archive 2006

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Re: Question on Map or Apply

  • To: mathgroup at smc.vnet.net
  • Subject: [mg66364] Re: Question on Map or Apply
  • From: Peter Pein <petsie at dordos.net>
  • Date: Thu, 11 May 2006 02:14:05 -0400 (EDT)
  • References: <e3sgbh$ln9$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

LectorZ schrieb:
> 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.
> 
> Thanks,
> 
> LZ
> 
DaysBetween @@@ list
which is short for:
Apply[DaysBetween,list,{1}]

Peter


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