**VBScript Tutorials - Herong's Tutorial Examples** - v6.01, by Dr. Herong Yang

Arithmetic Operations

This chapter provides tutorial examples and notes about VBScript arithmetic operations. Topics include introductions to 8 arithmetic operations: Addition (+), Subtraction (-), Unary Negation (-), Multiplication (*), Division (/), Integer Division (\), Modulus (Mod), and Exponentiation (^); detailed rules how each arithmetic operation works.

Introduction of Arithmetic Operations

"+" - Arithmetic Addition Operation

"-" - Arithmetic Subtraction Operation

"*" - Arithmetic Multiplication Operation

"/" - Arithmetic Division Operation

"\" - Arithmetic Integer Division Operation

Takeaways:

- 8 arithmetic operations are supported in VBScript: Addition (+), Subtraction (-), Unary Negation (-), Multiplication (*), Division (/), Integer Division (\), Modulus (Mod), and Exponentiation (^).
- Operands of arithmetic operations should be numeric values, or other values that could be converted numeric values.
- The returning value subtype will be determined by the value range and subtypes of operands.

Table of Contents

Introduction of VBScript - Visual Basic Scripting Edition

Variant Data Type, Subtypes, and Literals

Numeric Comparison Operations and Logical Operations

String Operations - Concatenation and Comparison

Variable Declaration and Assignment Statement

Expression and Order of Operation Precedence

Statement Syntax and Statement Types

Array Data Type and Related Statements

Array References and Array Assignment Statements

Conditional Statements - "If ... Then" and "Select Case"

Loop Statements - "For", "While", and "Do"

"Function" and "Sub" Procedures

Inspecting Variables Received in Procedures

Error Handling Flag and the "Err" Object

Regular Expression Pattern Match and Replacement

scrrun.dll - Scripting Runtime DLL Library

IE Web Browser Supporting VBScript