Positive Character Group

MSXML 5.0 SDK

Microsoft XML Core Services (MSXML) 5.0 for Microsoft Office - XML Schemas

Positive Character Group

Consists of one or more character ranges or character class escapes that are concatenated together. A positive character group identifies the set of characters containing all of the characters in all of the sets that are identified by its constituent ranges or escapes.

Syntax

posCharGroup ::= ( charRange | charClassEsc ) +

The following table shows valid positive character groups and their descriptions.

Valid positive character groups G for all character ranges R, character class escapes E, and positive character groups P Set of characters C(G)
R All characters in C(R).
E All characters in C(E).
RP All characters in C(R) and all characters in C(P).
EP All characters in C(E) and all characters in C(P).

See Also

XML Schema Regular Expressions | XML Schema Regular Expressions Reference Chart | Character Class Escapes | Character Range | Data Type Facets