| A | B |
| Control Variable | Object Variable |
| To Call a Procedure | To Execute One Procedure From Inside Another |
| A Procedure Declared as Private | Can Be Used Only Within Its Own Module |
| A Procedure Declared as Public | Can Be Used By Any Procedure Within Its Application |
| The General Section | Holds The Declarations Code And General Procedures |
| Class Procedure | Defines a Special Object You Create |
| ByRef Method | Can Change Arguments in the Called Procedure |
| ByVal Method | Cannot Change Arguments in the Called Procedure |
| Abs( ) | Absolute Value Function |
| To Truncate | To Remove |
| Absolute Value | Positive Value of Any Number |
| Local Variable | Visible To The Procedure From Wich It Was Declared |
| Private/Module-Level Variable | Visible From The Module From Wich It Was Declared |
| Public Variable | Visible From Anywhere In the Entire App. |
| Function | Returns a Value |
| IsNumeric( ) | Checks its Argument For a Number |
| Len( ) | Returns the Number of Characters |
| Format( ) | Used to format data into specific formats, like "Currency". |
| VarType() | Returns the data type of the data inside a Variant Variable |
| Call AddMe(5,7) | Valid Code to call a sub procedure named AddMe |