Programming in C, 2nd Edition

14

Files

Chapter Outline

14.1 Introduction

14.2 Streams and File Types

14.3 Steps for File Operations

14.4 File I/O

14.5 Structures Read and Write

14.6 Other File Function

14.7 Searching Errors in Reading/Writing Files

14.8 Low-Level Disk I/O

14.9 Command Line Arguments

14.10 Application of Command Line Arguments

14.11 Environment Variables

14.12 I/O Redirection

14.1 INTRODUCTION

Applications generally involve tremendous amount of data to be read and written on to the auxiliary storage device. Hence, to save such information on to the disk we use a concept called data files. File is a collection of numbers, symbols and text placed onto the disk. Thus, files allow us to store information permanently on to the disk and then access them when ...