XML Schema

Name

xs:NCName — Unqualified names.

Derived from:

xs:Name

Primary:

xs:string

Known subtypes:

xs:ID, xs:IDREF, xs:ENTITY

Facets:

xs:enumeration, xs:length, xs:maxLength, xs:minLength, xs:pattern, xs:whiteSpace

<xs:simpleType name="NCName" id="NCName">
  <xs:restriction base="xs:Name">
    <xs:pattern value="[\i-[:]][\c-[:]]*"/>
  </xs:restriction>
</xs:simpleType>

Description

The lexical and value spaces of xs:NCName are the names (Name) that conform to the definition of a NCName in the Recommendation “Namespaces in XML 1.0”—i.e., all the XML 1.0 names that do not contain colons (“:”).

Restrictions

This datatype allows characters such as “-” and may need additional constraints to match the notion of name in your favorite programming language or database system.

Example

Valid values include "Snoopy", "CMS", "_1950-10-04_10-00", or "bold_brash".

Invalid values include "_1950-10-04:10-00" or "bold:brash" (colons are forbidden).