Read and Write a File in C - Cacher Snippet

2/22/2018 - 9:04 PM

Read and Write a File in C

File format : 2 das 3 asd

read-write-file.c

#include <stdio.h>
int main()
{
   FILE *f;
   int a;
   int c;
   char b[4];
   char d[4];

   f = fopen("data", "r");
   fscanf(f, "%d %s", &a, b);
   fscanf(f, "%d %s", &c, d);
   printf("%d %d\n", a, c);
   fclose(f);
   a = 5;
   c = 9;
   f = fopen("data", "w");
   fprintf(f, "%d %s\n", a, b);
   fprintf(f, "%d %s\n", c, d);	
   fclose(f);
}