(Delphi ActiveX) JSON AppendArray Example

Demonstrates the AppendArray function.

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
json: TChilkatJsonObject;
jarr: IChilkatJsonArray;

begin
json := TChilkatJsonObject.Create(Self);
json.Load('{ "name": "John", "marbles": 100 }');

// Append an empty array named "xyz"
jarr := json.AppendArray('xyz');

Memo1.Lines.Add(json.Emit());
// Expected output is:   {"name":"John","marbles":100,"xyz":[]}

// Add elements to the array.
jarr.AddStringAt(-1,'hello');
jarr.AddIntAt(-1,256);

Memo1.Lines.Add(json.Emit());
// Expected output is:  {"name":"John","marbles":100,"xyz":["hello",256]}
end;