Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] E field encapsulation End statement EndOfData property Enum statement enumerations overview Environ function EOF function Eqv operator Erase statement Erl property Err object 2nd Err.Clear method Err.Description property Err.GetException method Err.HelpContext property Err.HelpFile property Err.LastDLLError property Err.Number property Err.Raise method Err.Source property error constants error detection error handling centralized elements Err object inline error handling runtime errors, unstructured Error statement ErrorLine property ErrorLineNumber property errors logic errors 2nd runtime errors ErrorToString function event binding, introduction event handlers AddHandler calling routines RemoveHandler event members Event statement event-driven programs events arguments ASP.NET control-related custom introduction NetworkAvailabilityChanged (My.Application) NetworkAvailabilityChanged (My.Computer.Network) Shutdown Startup StartupNextInstance UnhanldedException Windows Forms WithEvent keyword Exception class exception classes exception handling, structured Exit statement Exp function exponentiation (^) operator |