Question

How to get float input without scanf in C

Answer 1

#include <stdio.h>
#include <stdlib.h>

#define BUFFER_SIZE 32

int main(void) {
    char buffer[64] = { 0 };

    printf("Enter an integer: ");

    fgets(buffer, BUFFER_SIZE, stdin);

    // strtof(const char* str, char **endptr)
    float f = strtof(buffer, NULL);

    puts(buffer);

    printf("%f", f);

    return 0;
}





/*
run:

Enter an integer: 78.195
78.195

78.195000

*/

 

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