What is the context in which these digit groups appear? With what other four-digit groups that you want to process might they be confused? Can you give some brief example input and desired output? What code have you written so far? What is the "this" that works?

Give a man a fish:  <%-{-{-{-<

In reply to Re^3: Replacing 3 and 4 digit numbers. by AnomalousMonk
in thread Replacing 3 and 4 digit numbers. by htmanning

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