Some ways:
  1. Use a tied hash, and do something similar to Tie::IxHash;
  2. Use an additional data structure, and consult this one when retrieving keys. Don't forget to update this datastructure each time you modify your hash.
  3. Don't use hashes with more than one key.

In reply to Re: Retrieving the hash key-value in the order of their insertion without Tie::IxHash by JavaFan
in thread Retrieving the hash key-value in the order of their insertion without Tie::IxHash by ghosh123

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