Question

How to extract the digits of a float number before and after the point from a string in C

Answer 1

#include <stdio.h>
#include <string.h>

int main(void)
{
    char s[] = "3.14";
    char *part;
   
    part = strtok(s, ".");
    while (part != NULL)
    {
        printf("%s\n", part);
        part = strtok(NULL, ".");
    }
    
    return 0;
}
   
/*
run:

3
14

*/

 

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Answer 2

#include <stdio.h>
#include <string.h>

int main(void)
{
    char s[] = "3.14";
    char *part;
   
    part = strtok(s, ".");
    printf("%s\n", part);
    part = strtok(NULL, ".");
    printf("%s\n", part);
    
    return 0;
}
   
/*
run:

3
14

*/

 

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