Convert a String into upper-case to lower-case & vice versa .....

Program to print the uppercase string to lower case string &vice versa.
Simply use of " string.h " header file for the conversion of string

(note: user can only apply single word or character)

Source Code:-

#include<iostream.h>

#include<string.h>

#include<conio.h>

void main()

{ clrscr();

  char str1[30],temp[30];

  cout<<"Convert Lower to Upper case & Vice versa by-Tarun Rawat\n";

  cout << "Enter the string: ";

  cin >> str1;

  strcpy(temp,str1);

  cout<<"Upper Case String "<<strupr(temp) ;

  cout<<"\nLower Case String "<<strlwr(temp) ;

getch();

}