fprintf_and_fgets.c

#include <stdio.h>
int main(){
	 FILE *f;
	f=fopen("data.txt","w");
	int i=0;
	for(i=0;i<10;i++)
		fprintf(f,"thisi is a test %d\n",i);

	fclose(f);
	
	FILE *ff;
	char s[255];
	ff=fopen("data.txt","r");
	while(fgets(s,255,ff)){		
		printf(s);
	}
 
	
	fclose(ff);
	return 0;
	
}