| Microsoft XML Core Services (MSXML) 5.0 for Microsoft Office - XML Schemas |  |
| Microsoft XML Core Services (MSXML) 5.0 for Microsoft Office - XML Schemas | |
Either a positive character group, a negative character group, or a character class subtraction.
charGroup ::= posCharGroup | negCharGroup | charClassSub
XML Schema Regular Expressions | XML Schema Regular Expressions Reference Chart | Data Type Facets | Positive Character Group | Negative Character Group | Character Class Subtraction