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On Tue, 2019-08-27 at 16:38 +0100, Scott Morgan wrote:
> On 27/08/2019 15:17, Roberto Ierusalimschy wrote:
> Neat, but where is '%W' documented?
> Scott
> %w: represents all alphanumeric characters.
> For all classes represented by single letters (%a, %c, etc.), the
corresponding uppercase letter represents the complement of the class.

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