I failed while trying to use zero-width look-ahead look-behind negative in order to negate this,so if anyone has any suggestions or ideas on how to negate this
I think a general negation of /PATTERN/ is something like /(?:(PATTERN)(*COMMIT)(*FAIL))|$/.

In reply to Re^2: check for square-number with a regex by JavaFan
in thread check for square-number with a regex by Ratazong

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