C Tutorial/stdio.h/fscanf
fscanf
Item Value Header file stdio.h Declaration int fscanf(FILE *stream, const char *format, ...); Function It works exactly like the scanf() function except that it reads from the stream. Return returns the number of arguments actually assigned values or EOF on failure.
#include <stdio.h>
#include <stdlib.h>
int main(void)
{
FILE *fp;
float bal[5] = { 1.1F, 2.2F, 3.3F, 4.4F, 5.5F };
int i;
if((fp=fopen("test", "wb"))==NULL) {
printf("Cannot open file.\n");
exit(1);
}
if(fwrite(bal, sizeof(float), 5, fp) != 5){
printf("File read error.");
}
fclose(fp);
char str[80];
float f;
fscanf(fp, "%s%f", str, &f);
fclose(fp);
}