Continuing my answer... the example code will correctly update the key 'A', but it will also introduce the key 'D', which may not be what you expected, given the original question.

In reply to Re: How do I make all the values in %a with common keys in %b equal to %b's keys? by grinder
in thread How do I make all the values in %a with common keys in %b equal to %b's values? by draco_iii

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