On 22 Jun 2014, at 21:01, Sunita Pradhan <sunita.pradhan.2...@hotmail.com>
wrote:
> I have following code for printing a simple hash.
>
> #!/usr/bin/perl -w
> %hash = ("abc" => 123, "dfg" => 456, "xsd" => 34);
> foreach $k (keys %hash){
> print "key $k:: value $hash{$k}\n";
> }
> --------------
> Use of uninitialized value $k:: in concatenation (.) or string at
> hash_test2.pl
Try this:
#!/usr/bin/perl -w
use strict;
my %hash = (
"abc" => 123,
"dfg" => 456,
"xsd" => 34
);
foreach my $k (keys %hash){
print "key $k\:: value $hash{$k}\n";
}
#JD
