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Perl: the Markov chain saw

Re: No such pseudo-hash field

by ELISHEVA (Prior)
on Mar 28, 2011 at 11:40 UTC ( #895887=note: print w/replies, xml ) Need Help??

in reply to No such pseudo-hash field

When you are trying to figure out how to access a part of a complex data structure, it is important to pay attention to each level of curly brace { and square bracket [. If you look carefully you should see a square brace next to {properties}. That means that hash member is storing an array reference. Within the array are a series of {...}. Each of those are array elements. Since the array element with the property name 'maxEngines' is in the first array element, you would access its associated value like this:


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