#include<stdio.h>
#include<conio.h>
main()
{
FILE *fp;
char ch;
fp = fopen("one.txt", "w");
printf("Enter data");
while( (ch = getchar()) != EOF) {
putc(ch,fp);
}
fclose(fp);
fp = fopen("one.txt", "r");
while( (ch = getc(fp)! = EOF)
printf("%c",ch);
fclose(fp);
}
/* read and write to file */
#include<stdio.h>
#include<conio.h>
struct emp
{
char name[10];
int age;
};
void main()
{
struct emp e;
FILE *p,*q;
p = fopen("one.txt", "a");
q = fopen("one.txt", "r");
printf("Enter Name and Age");
scanf("%s %d", e.name, &e.age);
fprintf(p,"%s %d", e.name, e.age);
fclose(p);
do
{
fscanf(q,"%s %d", e.name, e.age);
printf("%s %d", e.name, e.age);
}
while( !feof(q) );
getch();
}