<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" targetNamespace="http://apstandard.com/ns/1/php" xmlns:php="http://apstandard.com/ns/1/php">
  <xs:element name="permissions">
    <xs:complexType>
      <xs:attribute name="writable">
        <xs:simpleType>
          <xs:restriction base="xs:token">
            <xs:enumeration value="true"/>
          </xs:restriction>
        </xs:simpleType>
      </xs:attribute>
      <xs:attribute name="readable">
        <xs:simpleType>
          <xs:restriction base="xs:token">
            <xs:enumeration value="false"/>
          </xs:restriction>
        </xs:simpleType>
      </xs:attribute>
    </xs:complexType>
  </xs:element>
</xs:schema>