參考自:How to determine the .NET installation directory and CLR version
env=System.Runtime.InteropServices.RuntimeEnvironment() print env.GetRuntimeDirectory() print env.GetSystemVersion() print env.SystemConfigurationFile // 輸出結果 (Ubuntu 8.04 + Mono 1.2.6) // /usr/lib/mono/2.0 // v2.0.50727 // /etc/mono/2.0/machine.config