In This Chapter
• Employing character-testing functions
• Checking whether the case is correct
• Adding case-changing functions
• Using string functions
This chapter shows you ways to take work off your shoulders and put it on C’s. C includes many helpful built-in functions in addition to ones such as
printf() that you’ve read about so far.
Many more built-in functions exist than there is room for in a single chapter. This chapter explains the most common and helpful character and string functions. In the next chapter, you’ll learn about some numeric functions.
C has several built-in character-testing functions. Now that you know how to use
getchar() and ...