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What is weak references?

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What is weak references? mynews 03-12-2008
Posted by mynews on March 12, 2008, 11:17 am
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The document
(http://search.cpan.org/~rgarcia/perl-5.9.3/pod/perl593delta.pod#Core_Enhancements)
say that "Weak references are cheaper...".
But what is the weak references?



Posted by Frank Seitz on March 12, 2008, 11:23 am
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mynews wrote:

> But what is the weak references?

http://perldoc.perl.org/Scalar/Util.html#weaken-REF

Frank
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