MathGroup Archive 2011

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: How can I concatenate elements

  • To: mathgroup at smc.vnet.net
  • Subject: [mg119851] Re: How can I concatenate elements
  • From: Bob Hanlon <hanlonr at cox.net>
  • Date: Sun, 26 Jun 2011 06:24:39 -0400 (EDT)
  • Reply-to: hanlonr at cox.net

s1 = {1, 2, 3, 4, 5, 6};
s2 = {c, k};

s3 = Flatten@Outer[StringJoin[ToString /@ {#2, #1}] &, s2, s1]

{"1c", "2c", "3c", "4c", "5c", "6c", "1k", "2k", "3k", "4k", "5k", \
"6k"}

s4 = Flatten@
  Table[StringJoin[ToString /@ {nbr, ltr}], {ltr, s2}, {nbr, s1}]

{"1c", "2c", "3c", "4c", "5c", "6c", "1k", "2k", "3k", "4k", "5k", \
"6k"}

s5 = Flatten@
  Thread@Outer[StringJoin, Sequence @@ Map[ToString, {s1, s2}, {2}]]

{"1c", "2c", "3c", "4c", "5c", "6c", "1k", "2k", "3k", "4k", "5k", \
"6k"}

s3 === s4 === s5

True


Bob Hanlon

---- Leandro Tenfen <leandrotenfen at hotmail.com> wrote: 

=============
Hi,

I have two lists:

s1={1,2,3,4,5,6};
s2={c,k};

How can I concatenate elements of lists as follows:

s3={1c,2c,3c,4c,5c,6c,1k,2k,3k,4k,5k,6k}

Many Thanks!




  • Prev by Date: Re: How can I concatenate elements
  • Next by Date: Re: Replacement rules for large matrixes
  • Previous by thread: Re: How can I concatenate elements
  • Next by thread: Re: How can I concatenate elements