(Delphi DLL) ISBNdb API v2 Get Book Details

Demonstrates how to send a GET request to the ISBNdb API v2 with Authorization header.

For more information, see https://isbndb.com/apidocs/v2#examples

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

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
jsonStr: PWideChar;

begin
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

http := CkHttp_Create();

CkHttp_SetRequestHeader(http,'Authorization','YOUR_REST_KEY');
jsonStr := CkHttp__quickGetStr(http,'https://api2.isbndb.com/book/9780134093413');
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

Memo1.Lines.Add('Response status code: ' + IntToStr(CkHttp_getLastStatus(http)));
Memo1.Lines.Add('Response JSON:');
Memo1.Lines.Add(jsonStr);

CkHttp_Dispose(http);

end;