Re: Modifying List Elements.
- To: mathgroup at smc.vnet.net
- Subject: [mg98960] Re: Modifying List Elements.
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Wed, 22 Apr 2009 06:32:07 -0400 (EDT)
- Organization: Uni Leipzig
- References: <gsmn1l$d3l$1@smc.vnet.net>
- Reply-to: kuska at informatik.uni-leipzig.de
Hi,
data = {{0, 1}, {1, 2}};
with:
{0, 0.5 } + # & /@ data
or
data /. {a_?NumericQ, b_?NumericQ} :> {a, b + 0.5}
or
ReplacePart[#, 2 -> #[[2]] + 0.5] & /@ data
Regards
Jens
nick.maj at mssm.edu wrote:
> how can i add a value to an element in lists?
>
> data:
> {{0,1},{1,2}}
>
> needed output:
> {{0,1.5},{1,2.5}}
>
> thanks in advance, nick.
>