append at the beginning of the file overwriting the old contents

[kaiwar]

Hi,

   My file size should limit to 20MB, after file crosess 20MB i have to write my data in to beginning of the file. Here i have to overwrite the oldest data from the beginning without affecting the all other data of the file and this process should fallows as time only overwriting the old data.

thank you,

ranjan

[AdnanZ · Accepted solution]

Have a look at the Set File Position function.

[kaiwar]

Thank u for ur quick response, it helped me a lot.