Terminology

Program Statement

One line of Visual Basic program code.  A complete program instruction.

Keyword

A word recognized by the VB compiler

Variable

A word that holds data temporarily

Control

A graphical object you can put in a form as part of the user interface.  It may have capabilities of its own, and you can write program statements to be executed when the user manipulates it.

Object

A user interface element created on a form., and including the form.  Objects have a name and properties.  The properties have settings. The properties and their settings give the object its charactistics

Class

A template for one or more objects that defines what the object can do.

A class can inherit properties, methods and events.

Namespace

A library of classes organized under a name, such as System, Windows or System.Diagnostics.

Property

A value or characteristic of an object. Set in the properties window, or with program code:

Button1.text = “Exit”

Event Procedure

A block of code in a program, which is executed when an object is manipulated in a form.

Method

A statement that performs an action or service to an object

Example:

Listbox1.items.Add(“Check”)

This one adds the text check as an item in listbox1.