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PUTBLANK.PAS
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Pascal/Delphi Source File
|
1991-07-22
|
735b
|
32 lines
program PutBlank;
uses PXEngine, WinCrt;
const TableName = 'Table';
var PxErr: Integer;
TblHandle: TableHandle;
RecHandle: RecordHandle;
FldHandle: FieldHandle;
procedure PX(Code : integer);
begin
writeln(PXErrMsg(Code));
end;
begin
PX(PXWinInit('MyApp', pxShared));
PX(PXTblOpen(TableName, TblHandle, 0, False));
PX(PXRecBufOpen(TblHandle, RecHandle));
PX(PXFldHandle(TblHandle, 'Alpha Field', FldHandle));
(* Put blanks into record *)
PxErr := PXPutBlank(RecHandle, FldHandle);
if PxErr <> PxSuccess then
Writeln(PxErrMsg(PxErr))
else PX(PXRecUpdate(TblHandle,RecHandle));
PX(PXRecBufClose(RecHandle));
PX(PXTblClose(TblHandle));
PX(PXExit);
end.