Delphi DLL

Example: Http.DownloadSb method

See more HTTP Examples

Demonstrates the DownloadSb method. Delphi DLL

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
http: HCkHttp;
sb: HCkStringBuilder;
statusCode: Integer;

begin
success := False;

http := CkHttp_Create();
CkHttp_putKeepResponseBody(http,True);

sb := CkStringBuilder_Create();
success := CkHttp_DownloadSb(http,'https://chilkatsoft.com/testData/helloWorld.txt','utf-8',sb);

statusCode := CkHttp_getLastStatus(http);
if (success = False) then
  begin
    if (statusCode = 0) then
      begin
        // Unable to either send the request or get the response.
        Memo1.Lines.Add(CkHttp__lastErrorText(http));
      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(CkHttp__lastResponseBody(http));
      end;
    Memo1.Lines.Add('Download failed.');

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

CkHttp_Dispose(http);
CkStringBuilder_Dispose(sb);

end;