[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 (Math class) 2nd 3rd early binding 2nd Empty field (String class) Empty keyword (not supported in VB.NET) 2nd EnableSession property (WebMethod attribute) encapsulation in object-oriented programming violating principles of End... statements 2nd EndsWith method (String class) Enqueue method (Queue class) 2nd entry points of programs 2nd Enum statement 2nd EnumerateTypeMembers method EnumerateTypes method enumerations (Visual Basic) Environ function 2nd 3rd EOF function 2nd equal operator (=) 2nd Equals method (String class) Eqv operator (not supported in VB.NET) 2nd 3rd Erase statement 2nd Erl property 2nd 3rd Err object properties and methods of Err.Clear method 2nd 3rd Err.Description property 2nd Err.GetException method 2nd Err.HelpContext property 2nd Err.HelpFile property 2nd Err.LastDLLError property 2nd Err.Number property 2nd Err.Raise method 2nd 3rd error constants and Err.Source property 2nd Error (UnmanagedType enumeration) error handling assigning error numbers centralized command-line switches and in-line IsError function and 2nd 3rd On Error... statements and regenerating errors Resume statement and structured 2nd Try...Catch...Finally statement and unstructured vs. error detection Error statement ErrorToString function 2nd 3rd event arguments event handlers arguments for calling routines from entry points for event-driven programs event members in class modules Event statement 2nd event-driven programs EventArgs class EventID property (COMClass attribute) events 2nd AddHandler statement 2nd control- related DoEvents method Handles keyword and RaiseEvent statement and RemoveHandler statement 2nd WithEvents keyword 2nd Exception classes 2nd 3rd exception handling [See error handling] executable programs (VB.NET) console applications 2nd Windows Forms applications ExecutablePath property (Application class) 2nd execution flow, controlling execution, managed ExecutionEngineException exception Exists method Directory class 2nd File class 2nd Exit Try statement Exit... statements 2nd Exp function (Math class) 2nd 3rd explicit type conversions 2nd command-line switches and exponential assignment operator (^=) exponential functions exponentiation operator (^) expressions, evaluating |