CHAPTER 4Loops
In the last chapter you learned how to compare items and base your decisions on the result. You were able to choose how the computer reacted based on the input to a program. In this chapter, you'll learn how you can repeat a block of statements until some condition is met. This is called a loop.
The number of times that a loop is repeated can be controlled simply by a count—repeating the statement block a given number of times—or it can be more complex—repeating a block until some condition is met, such as the user entering quit, for instance. The latter would enable you to program the calculator example in the previous chapter to repeat as many times as required without having to use a goto
statement.
In this chapter, you'll ...
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