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Programming in C, Fourth Edition
book

Programming in C, Fourth Edition

by Stephen G. Kochan
August 2014
Beginner content levelBeginner
552 pages
15h 37m
English
Addison-Wesley Professional
Content preview from Programming in C, Fourth Edition

D. Common Programming Mistakes

The following list summarizes some of the more common programming mistakes made in C. They are not arranged in any particular order. Knowledge of these mistakes will hopefully help you avoid them in your own programs.

1. Misplacing a semicolon.

Example

if ( j == 100 );     j = 0;

In the previous statements, the value of j will always be set to 0 due to the misplaced semicolon after the closing parenthesis. Remember, this semicolon is syntactically valid (it represents the null statement), and, therefore, no error is produced by the compiler. This same type of mistake is frequently made in while and for loops.

2. Confusing the operator = with the operator ==.

This mistake is usually made inside an if, while, or ...

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Publisher Resources

ISBN: 9780132781206Purchase book