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C++ Primer Plus, Fourth Edition
book

C++ Primer Plus, Fourth Edition

by Stephen Prata
November 2001
Beginner content levelBeginner
1128 pages
29h 12m
English
Sams
Content preview from C++ Primer Plus, Fourth Edition

Loops and Text Input

Now that you've seen how loops work, let's look at one of the most common and important tasks assigned to loops: reading text character-by-character from a file or from the keyboard. For example, you might want to write a program that counts the number of characters, lines, and words in the input. Traditionally, C++, like C, uses the while loop for this sort of task. We'll investigate now how that is done. If you already know C, don't skim through this part too fast. Although the C++ while loop is the same as C's, C++'s I/O facilities are different. This can give the C++ loop a somewhat different look. In fact, the cin object supports three distinct modes of single-character input, each with a different user interface. Look ...

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Publisher Resources

ISBN: 0672322234Purchase book