public class Exception: Iserializable, _Exception
{
...
}
//
throw new Exception("...");
try
{
...
}
catch(Exception e)
{
…
//e.TargetSite
//e.StackTrace
//e.HelpLink
//e.Data
}
System.SystemException
public class SystemException: Exception
{
...
}
NullReferenceException is SystemException
System.ApplicationException
public class ApplicationException: Exception
{
...
}
try{} catch(...){} catch(…){}…
try{}catch{}
finally block
