Solved

record input & output

Posted on 2000-04-01
2
158 Views
Last Modified: 2010-05-18
how can i input a record on afile and how can i out put it and how can i make change on it and save it on the file
0
Comment
Question by:khalid_mohammed
[X]
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
2 Comments
 

Accepted Solution

by:
amgedeldirdiri earned 50 total points
ID: 2675962
{You Can Use This Code To Input And Out Put A Record On The File }
Type
   Stud=Record
         No:Integer;
         Name: String[30];
         Subject1:Integer;
         Subject2:Integer;
         Average : Real;
        End;
{Procedure For Input New Data}
Procedure InputRecord;
Var
  Temp:Stud;
  F:File Of Stud;
Begin
   Assign(F,'Stud.Dat');
   ReWrite(F);
   With Temp Do
     Begin
       Readln(NO);
       Readln(Name);
       Readln(Subject1);
       Readln(Subject2);
     End;
    Write(F,Temp);
    Close(F);
End;
{Procedure To Input Change And Save It}
Procedure MakeChaneg;
Var
  Temp;
  F:File Of Stud;
  N:Integer;
Begin
   Assign(F,'Stud.Dat');
   Reset(F);
   Write('Input Your Record No :');
   Readln(N);
   Seek(F,N-1);
   Read(F,Temp);
   With Temp Do
    Begin
      Readln(No);
      Readln(Name);
      Readln(Sybject1);
      Readln(Sybject2);
      Average:=(Subject1+Subject2)/2;
    End;
    Seek(F,N-1);
    Write(F,Temp);
    Close(F);
End;
{This Tow Procedure To Input New That The First One And To Input Change To Save It }
       
0
 

Author Comment

by:khalid_mohammed
ID: 2697296
thank you for your help
0

Featured Post

On Demand Webinar: Networking for the Cloud Era

Did you know SD-WANs can improve network connectivity? Check out this webinar to learn how an SD-WAN simplified, one-click tool can help you migrate and manage data in the cloud.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

Multi-threading long-running processes can have a significant increase in overall performance and drastically decrease over time it takes for a process to complete. Unfortunately, not all applications support native multi-threading, some by design a…
This article provides a convenient collection of links to Microsoft provided Security Patches for operating systems that have reached their End of Life support cycle. Included operating systems covered by this article are Windows XP,  Windows Server…
In this video, viewers are given an introduction to using the Windows 10 Snipping Tool, how to quickly locate it when it's needed and also how make it always available with a single click of a mouse button, by pinning it to the Desktop Task Bar. Int…
Add bar graphs to Access queries using Unicode block characters. Graphs appear on every record in the color you want. Give life to numbers. Hopes this gives you ideas on visualizing your data in new ways ~ Create a calculated field in a query: …

729 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question