>>>>> "Dave" == Dave Cross <d...@dave.org.uk> writes:
>> 1) Without running it to check, what does the following program output?
>>
>>
>> my %a = (3,2,1,0);
>>
>>
>> for my $b (sort values %a) {
>> $b += 4;
>> }
>>
>>
>> print $a{1} . "\n";
Dave> Without running it, I'd say 4. Having now run it, I'm glad that's what I
said
Dave> :)
When did "sort" start returning lvalues? I bet if you did this
on an older Perl, it'd return 0.
--
Randal L. Schwartz - Stonehenge Consulting Services, Inc. - +1 503 777 0095
<mer...@stonehenge.com> <URL:http://www.stonehenge.com/merlyn/>
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