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Untyped files in Delphi

Posted on 1998-10-28
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Last Modified: 2011-08-18
Why can't I append to an untyped file ??
Is it ilegal ??  perhaps I can only append to a textfile ??
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Question by:Jeb
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jecksom earned 10 total points
ID: 1344735
Hi Jeb!

just seek to end of file:

procedure TForm1.Button1Click(Sender: TObject);
var f:file;
re:string;
begin
re:=#13+#10+'rem appended'+#13+#10;
assignfile(f,'c:\autoexec.bat');reset(f,1);
seek(f,sizeof(f));
blockwrite(f,re[1],length(re)-1);
closefile(f);
end;

Jecksom

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Expert Comment

by:jecksom
ID: 1344736
PS : there is always more advanced variants (sharing checking,file exist? , etc).

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