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Re: How to remove the Null character in a Table?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg124371] Re: How to remove the Null character in a Table?
  • From: Bob Hanlon <hanlonr357 at gmail.com>
  • Date: Tue, 17 Jan 2012 05:59:17 -0500 (EST)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com
  • References: <201201162211.RAA15417@smc.vnet.net>

Table[If[i < 3, i], {i, 5}] /. Null -> Sequence[]

{1, 2}

Cases[Table[If[i < 3, i], {i, 5}], _?NumericQ]

{1, 2}


Bob Hanlon


On Mon, Jan 16, 2012 at 5:11 PM, Rex <aoirex at gmail.com> wrote:
> For example,
>
> Table[If[i < 3, i,], {i, 5}]
> will give
> {1, 2, Null, Null, Null}
>
> But I want the result to be {1,2}.
>
> Any trick for this?
>



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