C Primer Plus®, Third Edition

Chapter 12. File Input/Output

You will learn about the following in this chapter:

• Functions

  fopen(), getc(), putc(),
  exit(), fclose()
  fprintf(), fscanf(), fgets(),
  fputs()
  rewind(), fseek(), ftell(),
  fflush()
  fgetpos(), fsetpos(), feof(),
  ferror()
  ungetc(), setvbuf(), fread(),
  

In this chapter, you learn how to process files using C's standard I/O family of functions. You learn about text modes and binary modes, text and binary formats, and buffered and nonbuffered I/O. You practice using functions that can access files both sequentially and randomly.

Files are essential to today's computer systems. They are used to store programs, documents, data, correspondence, forms, graphics, and myriad other kinds of information. As a programmer, you will ...