A fixed number of units can be specified using the length facet : length « XML Schema « XML Tutorial






  1. XML Tutorial
  2. XML Schema
  3. length
<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
  targetNamespace="http://www.java2s.com" xmlns="http://www.java2s.com"
  elementFormDefault="qualified">

  <xs:simpleType name="USA_SSN">
    <xs:restriction base="xs:string">
      <xs:length value="11" />
    </xs:restriction>
  </xs:simpleType>
</xs:schema>

Any of the following values would therefore, be valid for an ssn element that uses the USA_SSN datatype: 
<ssn>123-45-6789</ssn>
<ssn>abcdefghijk</ssn>
<ssn>$   2345.42</ssn>








3.64.length
3.64.1.To specify the exact length of an element
3.64.2.A fixed number of units can be specified using the length facet
3.64.3.length Defines the number of units of length using a nonnegative integer
3.64.4.Restrict the length of the text node
3.64.5.Restricting a type derived from the built-in string type to have a one-character length
3.64.6.Restrict the length of the code string and the characters