fpc/docs/objectex/ex18.pp
1999-01-16 00:50:50 +00:00

25 lines
511 B
ObjectPascal

program ex18;
{ Program to demonstrate the TStream.Read method }
Uses Objects;
Var Buf1,Buf2 : Array[1..1000] of Byte;
I : longint;
S : PMemorySTream;
begin
For I:=1 to 1000 do
Buf1[I]:=Random(1000);
Buf2:=Buf1;
S:=New(PMemoryStream,Init(100,10));
S^.Write(Buf1,SizeOf(Buf1));
S^.Seek(0);
For I:=1 to 1000 do
Buf1[I]:=0;
S^.Read(Buf1,SizeOf(Buf1));
For I:=1 to 1000 do
If Buf1[I]<>buf2[i] then
Writeln ('Buffer differs at position ',I);
Dispose(S,Done);
end.