C#读取App.config中的值

1.引用System.configuration.dll

2.using System.configuration

3.利用ConfigurationManager.AppSettings[" "];即可获得此元素的值

 

eg.

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
  <appSettings>
  <add key="hotelname" value="深圳酒店"/>
    </appSettings>
</configuration>