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Programming > Perl Beginners Cgi > Re: packing an ...
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Re: packing an array of hashes

by ccosner@[EMAIL PROTECTED] (Chris Cosner) Aug 7, 2007 at 05:27 PM

Aha. Many thanks.
Now I'm on the right track (see Anonymous Data in the Perl Cookbook, ch. 
11).

Mr. Shawn H. Corey wrote:
> Chris Cosner wrote:
>> If you put a hash reference into an array
>>     push @[EMAIL PROTECTED]
 \%hash;
>> you do not store any actual hash data in the array.
>> So if you change the hash, then later pull the hash reference from the 
>> array and access it, you get changed data.
> 
> push @[EMAIL PROTECTED]
 { %hash };
> 
> This creates an anonymous hash and populates it with the contents of 
> %hash.  It makes a copy of %hash.  Of course, if %hash has any 
> references, they will be copied but not their contents.
> 
>
 




 5 Posts in Topic:
packing an array of hashes
ccosner@[EMAIL PROTECTED]  2007-08-07 16:47:06 
Re: packing an array of hashes
shawnhcorey@[EMAIL PROTEC  2007-08-07 20:01:12 
Re: packing an array of hashes
ccosner@[EMAIL PROTECTED]  2007-08-07 17:27:11 
Re: packing an array of hashes
rcook@[EMAIL PROTECTED]   2007-08-08 10:01:27 
Re: packing an array of hashes
mritty@[EMAIL PROTECTED]   2007-08-08 10:26:45 

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