这个怎么读出来

[wufan110]

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<configSections>
<sectionGroup name="applicationSettings" type="System.Configuration.ApplicationSettingsGroup, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" >
<section name="HSDataTransferControl.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" />
</sectionGroup>
</configSections>
<applicationSettings>
<HSDataTransferControl.Properties.Settings>
<setting name="serviceName" serializeAs="String">
<value>HSDataTransfer</value>
</setting>
</HSDataTransferControl.Properties.Settings>
</applicationSettings>
</configuration>

怎么样读出来serviceName

[linhl]

用xml类来读xml文件

[lovefootball]

using System.Configuration;
System.Configuration.ConfigurationManager.AppSettings

或者当作XML文件来读，用XPath