Odwołanie do Web i app.config

Szkolenia

using System.Configuration;

ConfigurationManager.AppSettings[„klucz”];

<?xml version=”1.0″ encoding=”utf-8″ ?>
<configuration>
<appSettings>
<add key=”klucz” value=”7″ />
<add key=”abc” value=”abc.txt” />
</appSettings>
</configuration>