模式文档和实例文档 <?xm version=1.0?> <apo: purchaseorder xmins:apo="http://www.example.com/po1 xmins:xsi=http://www.w3.org/2001/xmlschema -instance schema1-withtargetNamespace.sample. com/Pc xsischemalocation=http://www.exa <shipTo> <name>Alice smith </name> <street> 123 Maple street</street> <!- eTC </shipTo> billTo> <name> Robert smith</name <street>8 Oak Avenue</street> etc /bil。> <apo: comment> Hurry, my lawn is going wild! </apo: comment> < 七c </apo: purchaseorder>模式文档和实例文档