‘C’ program with menu to perform operations on a character.

C File =>

/*Write a ‘C’ program with menu to perform the following operations on a 

character. 

1. Check uppercase or lowercase 

2. Display its ASCII value 

3. Display its next and previous character 

4. Exit */

#include<stdio.h>

#include<stdlib.h>

#include<ctype.h>

int main() 

{

     int ch;

     char c;

 

     printf("\n Enter any character : ");

     scanf("%c",&c);

     printf("\n Menu : \n1. Check uppercase or lowercase");

     printf("\n 2. Display its ASCII value");

     printf("\n 3. Display its next and previous character\n 4. Exit");

     printf("\n Enter your choice (1-4)");

     scanf("%d",&ch);

 

     switch(ch)

    {

       case 1: if(isupper(c))

                          printf("Uppercase character");

                     else if(islower(c))

                          printf("Lowercase character");

                    else

                          printf("Neither lowercase nor uppercase");

       break;

      case 2:printf("\n ASCII value of characher %c is %d",c,c);

      break;

      case 3:printf("\n Previous character of %c is %c",c,c-1);

                  printf("\n Next character %c is %c",c,c+1);

      break;

      case 4: exit(0);

      break;

      default : printf("\n Invalid input...");

    }

 

    return 0;

}