Unicode Sets in 'Unicode Regular Expressions'
ken.whistler at sap.com
Tue May 27 17:44:45 CDT 2014
Whenever UTS #18 talks of "Unicode sets", it means whatever is actually
defined in the class UnicodeSet in ICU.
> UTS#18 'Unicode Regular Expressions' Version 17 Requirement RL1.3
> 'Subtraction and Intersection' talks of Unicode sets. What is the
> relevant definition of a 'Unicode set'? Is it a finite set of non-empty
> strings? Other possibilities that occur to me, depending on context,
> include sets of codepoints and sets of indecomposable codepoints.
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