[swift-evolution] String update

[C. Keith Ray]

people may want digits as characters in order to see zeros. parsing phone numbers and social security numbers need zeros.

C. Keith Ray
https://leanpub.com/wepntk <- buy my book?
http://agilesolutionspace.blogspot.com/
twitter: @ckeithray
http://www.thirdfoundationsw.com/keith_ray_resume_2014_long.pdf

> On Jan 16, 2018, at 11:24 AM, Eneko Alonso via swift-evolution <swift-evolution at swift.org> wrote:
> 
> Digits could always be inferred to be numeric (Int) and they should always be “exact” (to match "\d"):
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