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Re: How to use only part of mapping

• To: mathgroup at smc.vnet.net
• Subject: [mg57276] Re: How to use only part of mapping
• From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
• Date: Mon, 23 May 2005 02:20:45 -0400 (EDT)
• Organization: Uni Leipzig
• References: <d6p1qa$iei$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

Catch[
  If[# > 5, Throw[#], Print[#]; #]] & /@ Range[10]


???

Regards

  Jens

"Guy Israeli" <guyi1 at netvision.net.il> schrieb im 
Newsbeitrag news:d6p1qa$iei$1 at smc.vnet.net...
> Hi,
>
> I want to do some mapping (/@) related 
> operations since I don't want to use
> for/while loops because of all the index mayhem.
>
> The problem is that I don't need the map 
> operation to continue once some
> condition is met.
>
> Is there a way to stop the mapping operation so 
> it will not continue, thus
> saving valuable calculation time (since there is 
> no need to continue).
>
> for example (not useful though)
>
> Print[#]&/@Range[10]
> and stop printing if #>5
>
>
> If it isn't possible to do it with map, what are 
> my other options?
>
> Thanks,
>
> Guy
>
>