Re: Converting a list of strings to a single space-delimited string
- To: mathgroup at smc.vnet.net
- Subject: [mg122830] Re: Converting a list of strings to a single space-delimited string
- From: Armand Tamzarian <mike.honeychurch at gmail.com>
- Date: Fri, 11 Nov 2011 04:58:09 -0500 (EST)
- Delivered-to: l-mathgroup@mail-archive0.wolfram.com
- References: <j9geh9$ovb$1@smc.vnet.net>
On Nov 10, 11:02 pm, Andrew DeYoung <adeyo... at andrew.cmu.edu> wrote:
> Hi,
>
> I know that the command StringSplit can be used to convert a single
> space-delimited string to a list of strings. For example,
>
> B = "1 2 3";
> mylist = StringSplit[B]
>
> gives a list mylist such that mylist = {"1", "2", "3"}.
>
> But what if I would like to go in the reveres direction -- convert
> {"1", "2", "3"} to "1 2 3"? Is there a good way to do this, other
> than using a For loop and concatenating the elements of the list
> together?
>
> Thanks so much.
>
> Andrew DeYoung
> Carnegie Mellon University
there are a few ways to do it but this is probably easiest:
list = {"1", "2", "3"};
spacer= " ";
StringJoin@Riffle[list, spacer]
Mike