Data.Win.ADODB.TParameter.LoadFromStream
Delphi
procedure LoadFromStream(Stream: TStream; DataType: TDataType);
C++
void __fastcall LoadFromStream(System::Classes::TStream* Stream, TDataType DataType);
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
procedure function |
public | Data.Win.ADODB.pas Data.Win.ADODB.hpp |
Data.Win.ADODB | TParameter |
Description
Loads the value of a parameter from a memory stream.
Call LoadFromStream to copy the contents of a memory stream into a parameter.
Stream is a reference to the memory stream from which to copy data.
DataType is the field data type the loaded data is to be treated as.
var
MS: TMemoryStream;
begin
MS := TMemoryStream.Create;
try
... fill memory stream with data ...
ADOQuery1.Parameters[4].LoadFromStream(MS);
finally
if assigned(MS) then
MS.Free;
end;
end;
TMemoryStream *MS = new(TMemoryStream);
try
{
Memo1->Lines->SaveToStream(MS);
MS->Seek(0, soFromBeginning);
ADOQuery1->Parameters[4]->LoadFromStream(MS);
}
__finally
{
delete MS;
}