Hi James
James Kipp wrote:
> Should be a simple question. I am trying to only print the element of
> the hash, that matches the $user string but it prints all of the
> elements. What am I missing.
> Thanks
>
> $user = "jsmith";
> my %lookup = (
> 'jsmith' => "jsmith1",
> 'djones' => "djones2",
> 'tday' => "tday3",
> );
>
> for my $key (keys %lookup) {
> print "$lookup{$key}\n" if $key == $user;
> }
Ed is right, this should be 'if $key eq $user', but you're not using
the hash as it should be used. This is similar to accessing array
element 83 as follows:
my $index =83;
for my $i (0 .. $#array)
{
print $array[$i] if $i == $index;
}
You can just do:
print "$lookup{$user}\n";
HTH,
Rob
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