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save.pas
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Pascal/Delphi Source File
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1991-07-22
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902b
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42 lines
{$N+}
program Save;
uses PXEngine, WinCrt;
const TableName = 'Table';
var PxErr: Integer;
TblHandle: TableHandle;
RecHandle: RecordHandle;
I: Integer;
AnyDoub: Double;
procedure PX(Code : integer);
begin
writeln(PXErrMsg(Code));
end;
begin
PX(PXWinInit('MyApp', pxShared));
PX(PXTblOpen(TableName, TblHandle, 0, False));
PxErr := PXRecBufOpen(TblHandle, RecHandle);
if PxErr <> PxSuccess then
Writeln(PXErrMsg(PxErr));
for I := 1 to 10 do
begin
AnyDoub := I;
PX(PXPutDoub(RecHandle,1, AnyDoub));
PX(PXRecAppend(TblHandle,RecHandle));
(* Save the table to disk every fifth append *)
if I mod 5 = 0 then
begin
PxErr := PXSave;
if PxErr <> PxSuccess then
Writeln(PXErrMsg(PxErr));
end;
end;
PX(PXRecBufClose(RecHandle));
PX(PXTblClose(TblHandle));
PX(PXExit);
end.