Hi Ikegami, Thanks for your quick response.

I've tried using Perl::Critic (http://perlcritic.com/), but it is not throwing up any warning with respect to the re-occurrence of the hash key. Correct me if I'm doing something wrong in using Perl::Critic

In reply to Re^2: Throw compilation error(or warning) if duplicate keys are present in hash by I_love_perl
in thread Throw compilation error(or warning) if duplicate keys are present in hash by I_love_perl

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