Working with Dates and Times
Dates are a unique beast. In some ways, they act like strings, in which you can concatenate and parse pieces. In other ways, dates seem more like numbers in that you can add to or subtract from them. Although you'll often perform math-type functions on dates (such as adding a number of days to a date or determining the number of months between two dates), you don't use the typical arithmetic operations. Instead, you use functions specifically designed for working with dates.
Understanding the DateTime Data Type
Working with dates is very common (suppose, for example, that you want your program to determine when a service contract expires). No matter the application, you'll probably need to create a variable to hold ...
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