[Thousand-oaks-pm] Perl hash question

[Jim Walker]

And, for large hashes,

foreach (keys %bar) {$foo{$_} = $bar{$_}};

should use less memory.
-- 
Jim



Gary Ansok wrote:

>Robert Hull wrote:
>
>  
>
>>I'm looking for a succinct way to join two hashes.  What I would like is:
>>
>>%foo .= %bar ;
>>
>>Where %foo retains it values for keys undefined in %bar
>>and
>>%foo takes %bar values for keys defined in %bar.
>> 
>>
>>    
>>
>I believe that
>
>%foo = (%foo, %bar);
>
>will do what you want.
>
>Gary Ansok
>
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