Removing an XML element
In this recipe, we'll see how to remove an element from an XML document. You might use this when updating a shared configuration file that has a setting that no longer applies. We'll start out with a configuration file that has three add
elements in it. During our installation, we'll remove the middle one.
Getting ready
To prepare for this recipe, perform the following steps:
- Create a new setup project and call it
RemoveElementInstaller
. - Add an XML file named
Web.config
to the project and add the following markup to it:<?xml version="1.0"?> <configuration> <appSettings> <add key="UserSetting1" value="abc" /> <add key="UserSetting2" value="def" /> <add key="UserSetting3" value="ghi" /> </appSettings> </configuration>
- Add a
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