On 8/7/09 Fri Aug 7, 2009 8:03 AM, "jet speed" <speedj...@googlemail.com>
scribbled:
> Hi,
>
> I would like to join the $abc with ':' the final desired output 1:2:3:4:5
>
> #!/usr/bin/perl
>
> use strict;
> use warnings;
>
> my $abc = "1 2 3 4 5";
> my $out = join ':', $abc;
> print "$out";
>
> executing the above, i get the same output 1 2 3 4 5, not sure were am going
> wrong.
>
> Any help on this would be much appreciated.
You first need to split $abc on whitespace:
my $out = join( ':', split(/ /,$abc) );
join only inserts its first argument between successive members of its
subsequent arguments. Since you only gave join one argument after the first
one, it does nothing.
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