C Language Training Course

GETTING STARTED

What is C?

Sample Program

Components of a C Program

Examples

Data Types

Variables

Naming Conventions for C Variables

Printing and Initializing Variables

Array Examples

Compiling and Executing a C Program

FUNCTIONS AND OPERATORS

Examples of C Functions

Functions

Sum Invoked from main

Invoking Functions

Elementary Operators

The operator= Operators

The Conditional Operator

Increment and Decrement Examples

Increment and Decrement Operators

CONTROL FLOW CONSTRUCTS

Examples of Expressions

if else

while

for

do while

switch

SIMPLE I/O

Character I/O

End of File

Simple I/O Examples

Simple I/O Redirection

I/O with Character Arrays

MORE ON FUNCTIONS

Extended Example

The getline Function

The strcmp Function

The check Function

The atoi Function

HIGHER DIMENSIONAL ARRAYS

Array Dimensions

An Array as an Argument to a Function

String Arrays

SEPERATE COMPILATION

Compiling Over Several Filess

Function Scope

File Scope

Program Scope

Local static

register and extern

Object Files

Libraries

The C Loader

Header Files

POINTERS

Fundamental Concepts

Pointer Operators and Operations

Changing an Argument with a Function Call

Pointer Arithmetic

Array Traversal

String Functions with Pointers

Pointer Difference

Prototypes for String Parameters

Relationship Between an Array and a Pointer

The Pointer Notation *p++

STRUCTURES

Creating Structures

Operations on Structures

Functions Returning Structures

Passing Structures to Functions

Pointers to Structures

Array of Structures

Functions Returning a Pointer to a Structure

FILE I/O

System Calls vs. Library Calls

Opening Disk Files

fopen

I/O Library Functions

Copying a File

scanf

printf

fclose

feof

USEFUL LIBRARY FUNCTIONS

strstr

strchr, strrchr

system

strtok

strspn, strcspn

Math Functions

MORE ON FUNCTIONS

General

Function Declarations

Returning a Value or Not

Arguments and Parameters

Organization of C Source Files

STRINGS

Fundamental Concepts

Aggregate Operations

String Functions