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Absolute Beginner’s Guide to C, 2nd Edition by Greg Perry

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12. How Do I Test Several Things at Once?

With Logical Operators

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Sometimes the relational operators described in Chapter 11, “How Can I Compare Two Values?,” simply can’t express all the testing conditions. For example, if you wanted to test whether a numeric or character variable is within a certain range, you would have to use two if statements, like this:

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Although there’s nothing wrong with using nested if statements, they’re not extremely straightforward and their logic ...

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