Sams Teach Yourself Visual Basic 2012 in 24 Hours, Complete Starter Kit

Hour 12. Performing Arithmetic, String Manipulation, and Date/Time Adjustments

What You’ll Learn in This Hour

• Performing arithmetic

• Understanding the order of operator precedence

• Comparing equalities

• Understanding Boolean logic

• Manipulating strings

• Working with dates and times

Just as arithmetic is a necessary part of everyday life, it’s also vital to developing Windows programs. You probably won’t write an application that doesn’t add, subtract, multiply, or divide some numbers. In this hour, you’ll learn how to perform arithmetic in code. You’ll also learn about order of operator precedence, which determines how Visual Basic evaluates complicated expressions (equations). After you understand operator precedence, you’ll learn how ...