[英]how we can set value for xml element using XmlDocument class
是否可以使用XmlDocument
class 为任何 XML 元素动态设置值? 假设我的 XML 是
<?xml version="1.0" encoding="UTF-8"?>
<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
<env:Header xmlns:env="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"/>
<soapenv:Body>
<v9:ProcessShipmentReply xmlns:v9="http://fedex.com/ws/ship/v9">
<v9:HighestSeverity xmlns:env="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">SUCCESS</v9:HighestSeverity>
<v9:Notifications xmlns:env="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<v9:Severity>SUCCESS</v9:Severity>
<v9:Source>ship</v9:Source>
<v9:Code>0000</v9:Code>
<v9:Message>Success</v9:Message>
<v9:LocalizedMessage>Success</v9:LocalizedMessage>
</v9:Notifications>
<v9:CompletedShipmentDetail>
<v9:CompletedPackageDetails xmlns:env="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<v9:SequenceNumber>1</v9:SequenceNumber>
<v9:TrackingIds>
<v9:TrackingIdType>GROUND</v9:TrackingIdType>
<v9:TrackingNumber>634649515000016</v9:TrackingNumber>
</v9:TrackingIds>
<v9:Barcodes>
<v9:BinaryBarcodes>
<v9:Type>COMMON_2D</v9:Type>
<v9:Value>Wyk+HjAxHTAyMDI3ODAdODQwHTEzNx02MzQ2NDk1</v9:Value>
</v9:BinaryBarcodes>
<v9:StringBarcodes>
<v9:Type>GROUND</v9:Type>
<v9:Value>9612137634649515000016</v9:Value>
</v9:StringBarcodes>
</v9:Barcodes>
<v9:Label>
<v9:Type>OUTBOUND_LABEL</v9:Type>
<v9:ShippingDocumentDisposition>RETURNED</v9:ShippingDocumentDisposition>
<v9:Resolution>200</v9:Resolution>
<v9:CopiesToPrint>1</v9:CopiesToPrint>
<v9:Parts>
<v9:DocumentPartSequenceNumber>1</v9:DocumentPartSequenceNumber>
<v9:Image>iVBORw0KGgoAAAANSUhEUgAAAyAAAASwAQAAAAAryhMIAAAagEl</v9:Image>
</v9:Parts>
</v9:Label>
</v9:CompletedPackageDetails>
</v9:CompletedShipmentDetail>
</v9:ProcessShipmentReply>
</soapenv:Body>
我如何为以下元素设置值,例如
<v9:Severity>SUCCESS</v9:Severity>
<v9:Source>ship</v9:Source>
我知道如何从 XML 中提取数据,我认为也可以使用XMLDocument
class 为 XML 元素设置值。 寻求指导。
如果您知道如何将 select 设置为一个值,那么您可能也知道如何更新一个值。
XmlDocument doc = new XmlDocument();
doc.Load(...);
XmlNamespaceManager nsMgr = new XmlNamespaceManager(doc.NameTable);
nsMgr.AddNamespace("v9", "http://fedex.com/ws/ship/v9");
XmlNode severityNode = doc.SelectSingleNode("//v9:Severity", nsMgr);
severityNode.innerText = "FAILURE";
要知道的重要一点是<v9:Severity>
节点有一个内部text()
节点,因此在上面的示例中,您不能使用Node.Value
属性。 为此,您将改为执行以下操作:
XmlNode severityTextNode = doc.SelectSingleNode("//v9:Severity/text()", nsMgr);
severityTextNode.Value = "FAILURE";
注意细微的差别。
使用 XMLDocument class 对上级节点执行 XPath 并在树上添加 2 个额外节点。
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