> On Mar 5, 2020, at 4:22 AM, stan <st...@panix.com> wrote:
>
> On Thu, Mar 05, 2020 at 12:27:12AM +0000, Ravi Krishna wrote:
>>
>>>
>>> how can I determine what the data type of the value element is?
>>>
>> perl has a ref function which can tell what type of object.
>>
>> https://perldoc.perl.org/functions/ref.html
>>>
>>
>>
>> --
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> Even checking gisnt teh _TD structure does not return a value:
>
> foreach my $key (sort keys %{$_TD->{old}}) {
> my $ref1 = ref $_TD->{old}->{$key};
> my $ref2 = ref $_TD->{new}->{$key};
> elog(NOTICE, "ref1 = $ref1 ref2 = $ref2" );
> .
> .
>
I’m not a Perl guy but I don’t think you need to sort the keys. You don’t care
what order the comparisons are done, do you?
If it’s just “is different” your looking for why can’t you rely on Perl’s type
coercing (toString()) on operands of ne? You won’t have different types under
the same key.
