Program with the use of array of pointers to strings(Source Code)
// Program: Ch03pr03
// Program with the use of array of pointers to strings
#include
#include
#include
const int MAX = 6 ;
class string
{
private :
char *names[MAX] ;
int count ;
public :
string( ) ;
int add ( char *s ) ;
void swap ( int i, int j ) ;
void show( ) ;
} ;
// initialises the data
string :: string( )
{
count = 0 ;
}
// adds given string
int string :: add ( char *s )
{
if ( count < MAX )
{
names[count] = s ;
count++ ;
return 1 ;
}
else
return 0 ;
}
// swaps the names at given two positions
void string :: swap ( int i, int j )
{
char *temp ;
temp = names[i] ;
names[i] = names[j] ;
names[j] = temp ;
}
// displays the elements
void string :: show( )
{
cout << endl ;
for ( int i = 0 ; i < count ; i++ )
cout << names[i] << " " ;
cout << endl ;
}
int main( )
{
string s ;
int flag ;
flag = s.add ( "akshay" ) ;
if ( flag == 0 )
cout << "Unable to add string" ;
flag = s.add ( "parag" ) ;
if ( flag == 0 )
cout << "Unable to add string" ;
flag = s.add ( "raman" ) ;
if ( flag == 0 )
cout << "Unable to add string" ;
flag = s.add ( "srinivas" ) ;
if ( flag == 0 )
cout << "Unable to add string" ;
flag = s.add ( "gopal" ) ;
if ( flag == 0 )
cout << "Unable to add string" ;
flag = s.add ( "rajesh" ) ;
if ( flag == 0 )
cout << "Unable to add string" ;
cout << "\nNames before swapping: " ;
s.show( ) ;
s.swap( 2, 3 ) ;
cout << "\nNames after swapping: " ;
s.show( ) ;
getch();
}
Thursday, August 7, 2008
Program with the use of array of pointers to strings
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