(Delphi ActiveX) Example: Http.DownloadSb method

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Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Integer;
http: TChilkatHttp;
sb: TChilkatStringBuilder;
statusCode: Integer;

begin
success := 0;

http := TChilkatHttp.Create(Self);
http.KeepResponseBody := 1;

sb := TChilkatStringBuilder.Create(Self);
success := http.DownloadSb('https://chilkatsoft.com/testData/helloWorld.txt','utf-8',sb.ControlInterface);

statusCode := http.LastStatus;
if (success = 0) then
  begin
    if (statusCode = 0) then
      begin
        // Unable to either send the request or get the response.
        Memo1.Lines.Add(http.LastErrorText);
      end
    else
      begin
        // We got a response, but the status code was not in the 200s
        Memo1.Lines.Add('Response status code: ' + IntToStr(statusCode));
        // Examine the response body.
        Memo1.Lines.Add('Response body:');
        Memo1.Lines.Add(http.LastResponseBody);
      end;
    Memo1.Lines.Add('Download failed.');

  end
else
  begin
    Memo1.Lines.Add('Download success, response status = ' + IntToStr(statusCode));
    Memo1.Lines.Add(sb.GetAsString());
  end;
end;