Well, yes, maybe, but that's what I understand from the OP.

I am doing this kind of processing (albeit usually much more complicated) all the time, but it very frequently (almost always) follows a remove duplicates step. Here, we don't know enough about input data.

In reply to Re^3: Matching hash keys from different hashes and utilizing in new hash by Laurent_R
in thread Matching hash keys from different hashes and utilizing in new hash by FIJI42

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