Re: Converting a list of strings to a single space-delimited string

*To*: mathgroup at smc.vnet.net*Subject*: [mg122853] Re: Converting a list of strings to a single space-delimited string*From*: "Dr. Wolfgang Hintze" <weh at snafu.de>*Date*: Sat, 12 Nov 2011 07:35:39 -0500 (EST)*Delivered-to*: l-mathgroup@mail-archive0.wolfram.com*References*: <j9geh9$ovb$1@smc.vnet.net> <j9is6c$8i3$1@smc.vnet.net>

"Dr. Wolfgang Hintze" <weh at snafu.de> schrieb im Newsbeitrag news:j9is6c$8i3$1 at smc.vnet.net... > > "Andrew DeYoung" <adeyoung at andrew.cmu.edu> schrieb im Newsbeitrag > news:j9geh9$ovb$1 at smc.vnet.net... >> 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 >> > > It can be easily done: > (* define data *) > lst = {"1", "2", "3"} > {"1", "2", "3"} > > (* perform operation *) > StringJoin @@ lst > "123" > > (* check type of result *) > Head[%] > String > > Regards, > Wolfgang > > Sorry, but my solution is incorrect, because I missed the required " " (space) between the numbers. Others have already given a correct solution here. Regards, Wolfgang