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Add Ch::hexdigit() #25

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jsim2010 opened this issue Jun 7, 2019 · 0 comments · Fixed by #26
Closed

Add Ch::hexdigit() #25

jsim2010 opened this issue Jun 7, 2019 · 0 comments · Fixed by #26

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@jsim2010
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jsim2010 commented Jun 7, 2019

use [[:xdigit:]]

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