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Delphi ActiveX

Add a Query Parameter from a StringBuilder

See more REST Examples

Demonstrates Rest.AddQueryParamSb, which adds or replaces a query parameter whose value is read from a StringBuilder. The 1st argument is the name and the 2nd is the StringBuilder.

Background. This variant is convenient when the parameter value has already been assembled in a StringBuilder, avoiding an extra conversion to a plain string.

Chilkat Delphi ActiveX Downloads

Delphi ActiveX
var
success: Integer;
rest: TChilkatRest;
bTls: Integer;
bAutoReconnect: Integer;
sbValue: TChilkatStringBuilder;
responseText: WideString;

begin
success := 0;

rest := TChilkatRest.Create(Self);

//  Connect to the REST server.  The 3rd argument enables TLS (use 1 for HTTPS on port 443),
//  and the 4th enables automatic reconnection if the connection is dropped between requests.
bTls := 1;
bAutoReconnect := 1;
success := rest.Connect('example.com',443,bTls,bAutoReconnect);
if (success = 0) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

//  The parameter value can also be supplied from a StringBuilder.  The 1st argument is the name and
//  the 2nd is the StringBuilder holding the value.
sbValue := TChilkatStringBuilder.Create(Self);
sbValue.Append('chilkat rest');

rest.AddQueryParamSb('q',sbValue.ControlInterface);

responseText := rest.FullRequestNoBody('GET','/api/search');
if (rest.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
Memo1.Lines.Add(responseText);