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Showing posts from October 12, 2012

COPYING A FILE USING A+ AND W+ MODE

LIST OF PROGRAMS #include<stdio.h> #include<conio.h> void main() { char ch; FILE *fp,*fp2; clrscr(); fp=fopen("anujhello.txt","a+"); fp2=fopen("anujhello2.txt","w+"); printf(" ENTER THE DETAILS"); while((ch=getc(fp))!=EOF) putc(ch,fp2); rewind(fp2); while((ch=getc(fp))!=EOF) printf("%c",ch); fclose(fp); getch(); } LIST OF PROGRAMS

OPENING A FILE USING W+ MODE

LIST OF PROGRAMS #include<stdio.h> #include<conio.h> void main() { char ch; FILE *fp; clrscr(); fp=fopen("anujhello.txt","w+"); printf(" ENTER THE DETAILS"); ch=getchar(); while(ch!='\n') { putc(ch,fp); ch=getchar(); } rewind(fp); while((ch=getc(fp))!=EOF) printf("%c",ch); fclose(fp); getch(); } LIST OF PROGRAMS

ENTER DETAILS OF A STUDENT USING STRUCTURE WITHIN A STRUCTURE

LIST OF PROGRAMS #include<stdio.h> #include<conio.h> struct stu2 { char add[50]; long int pin; char city[50]; }s3; struct stu { char student[20]; struct stu2 s3; }s2[3]; void main() {int i; clrscr(); printf("\nENTER DETAILS OF  STUDENT:  "); for( i=0;i<3;i++) { printf("\nENTER STUDENT NAME");   gets(s2[i].student); printf(" Enter Address:\n");   gets(s2[i].s3.add); printf("Enter Pin Code\n");   scanf("%ld",&s2[i].s3.pin); printf("Enter City Name");   fflush(stdin);   gets(s2[i].s3.city); } printf("DETAILS OF  STUDENT ARE : "); for(i=0;i<3;i++) { printf("\nSTUDENT NAME "); puts(s2[i].student); printf("\n ADDRESS IS:  "); puts(s2[i].s3.add); printf("\nPINCODE IS : %ld \n",s2[i].s3.pin); printf("CITY NAME  \n"); puts(s2[i].s3.city); } getch(); } LIST OF PROGRAMS