Source Code
// 15. Program to check whether a character is an alphabet or not
// Arpan Das - CST 2nd Year (VOCLET)
#include <stdio.h>
//#include <conio.h>
//#include <stdlib.h>
void main () {
int i, j;
char ch; // ascii alphabet range 65-90(A-Z), 97-122(a-z)
//system("cls");
//clrscr();
printf("\t\t..:: check whether a character is an alphabet or not ::..\n\n");
printf("pleae enter any character: ");
scanf("%c", &ch);
//ch = getch();
if ((ch >= 65 && ch <= 90) || (ch >= 97 && ch <= 122))
printf("%c is an alphabet.\n", ch);
else
printf("%c is not an alphabet.\n", ch);
//getch();
}
Output
..:: check whether a character is an alphabet or not ::..
pleae enter any character: A
A is an alphabet.
..:: check whether a character is an alphabet or not ::..
pleae enter any character: 5
5 is not an alphabet.