element Quantity

diagram
namespace	http://www.opengis.net/gml/3.2
type	extension of gml:MeasureType
properties	content  complex substGrp  gml:AbstractScalarValue nillable  true
used by	complexType  QuantityPropertyType
attributes	Name   Type   Use   Default   Fixed   annotation uom gml:UomIdentifier required         nilReason gml:NilReasonType
annotation	documentation An XML attribute uom ("unit of measure") is required, whose value is a URI which identifies the definition of a ratio scale or units by which the numeric value shall be multiplied, or an interval or position scale on which the value occurs.
source	<element name="Quantity" substitutionGroup="gml:AbstractScalarValue" nillable="true">   <annotation>     <documentation>An XML attribute uom ("unit of measure") is required, whose value is a URI which identifies the definition of a ratio scale or units by which the numeric value shall be multiplied, or an interval or position scale on which the value occurs.</documentation>   </annotation>   <complexType>     <simpleContent>       <extension base="gml:MeasureType">         <attribute name="nilReason" type="gml:NilReasonType"/>       </extension>     </simpleContent>   </complexType> </element>

attribute Quantity/@nilReason

type	gml:NilReasonType
properties	isRef  0
source	<attribute name="nilReason" type="gml:NilReasonType"/>

XML Schema documentation generated by XMLSpy Schema Editor http://www.altova.com/xmlspy