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| Think about Loose Coupling | |
| PerlMonks |
Re: Hashes for countingby ysth (Canon) |
| on Aug 06, 2010 at 18:29 UTC ( #853458=note: print w/ replies, xml ) | Need Help?? |
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use strict;. It will give you an error and from that you will be able to see where you are accidentally changing a hash reference to a number. Without use strict; enabled, that number is interpreted as a new symbolic hash reference, which is not at all what you intend.
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