On 9/13/07, liorean <[EMAIL PROTECTED]> wrote: > Hello! > > Got some questions about named groups: > > "Group names must be valid lexical identifiers, and each group name > must be defined only once within a regular expression." > > 1. Is this meant to indicate that regex add their own lexical scopes;
No. > partake in the lexical scope of their containing function if any; No. > that > the identifier must be unique within the regex Yes. > and that that null, > true, false, this etc. that are reserved keywords cannot be used (i.e. > the Identifier construct); or just that they need to conform to the > identifier syntax but reserved keywords are allowed (i.e. the > IdentifierName construct)? The latter, but thanks for asking; I should clarify that in the spec. > 2. Can (?P=varname) refer to a lexical variable varname from a > containing scope, No. > or just to groups within the regex itself? Yes. > 3. If it can refer to a variable in a containing scope, what > constraints are put on the variable type, what conversions are made, > etc? N/A. --lars > -- > David "liorean" Andersson > _______________________________________________ > Es4-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es4-discuss > _______________________________________________ Es4-discuss mailing list [email protected] https://mail.mozilla.org/listinfo/es4-discuss
