Question

How to input and count character until Enter is pressed in C

Answer 1

#include <stdio.h>

int main(int argc, char **argv) 
{
    int count = 0;
    char ch;
    
    while((ch = getchar()) != '\n') count++;
        
    printf("number of character is: %d\n", count);

    return 0;
}


/*
run:

c programming is the best
number of character is: 25

*/

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Answer 2

#include <stdio.h> 

int main(int argc, char **argv) 
{
    int count = 0;
    char ch;
    
    while((ch = getc(stdin)) != '\n') count++;
        
    printf("number of character is: %d\n", count);

    return 0;
}


/*
run:

c programming
number of character is: 13

*/

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