What's xmlns:mstns in a XSD?
问题 What do the xml:mstns express in the following xsd-header? <?xml version="1.0" encoding="utf-8"?> <xs:schema id="config" targetNamespace="http:/tempuri.org/config.xsd" elementFormDefault="qualified" xmlns="" xmlns:mstns="http://tempuri.org/config.xsd" xmlns:xs="http://www.w3.org/2001/XMLSchema" > <xs:element name="config"> ... 回答1: That's an XML namespace declaration. XML namespaces are really defined by URIs, so that a qualified name consists of a namespace (an arbitrary URI) and a local