C Program to find if the input character is an Alphabet or not

Published on December 13, 2016 by abundantcode

Filed under C

Last modified December 13, 2016

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Write a program in C to check whether the character that was entered by the user is a alphabet or not.

How to find if the input character is an alphabet or not in C ?

#include <stdio.h>
int main()
    printf("Abundantcode.com Coding sample\n");
    char inputCharacter;
    printf("Please enter a character: ");

    if( (inputCharacter>='a' && inputCharacter<='z') || (inputCharacter>='A' && inputCharacter<='Z'))
        printf("%c is an alphabet.",inputCharacter);
        printf("%c is not an alphabet.",inputCharacter);

    return 0;


Abundantcode.com Coding sample                                              
Please enter a character: A                                             
A is an alphabet.

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