JSON 之 SuperObject(4): 增、删、改

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

uses SuperObject;

//添加
procedure TForm1.Button1Click(Sender: TObject);
var
  jo: ISuperObject;
  i: Integer;
begin
  jo := TSuperObject.Create;

    do jo.I['N' + IntToStr(i)] := i;
  ShowMessage(jo.AsJSon(True));

    do jo.S['N' + IntToStr(i)] := IntToStr(i);
  ShowMessage(jo.AsJSon(True));

    do jo.B['N' + IntToStr(i)] := Odd(i);
  ShowMessage(jo.AsJSon(True));

    ;
  ShowMessage(jo.AsJSon(True));

    do jo.O['N' + IntToStr(i)] := SO('{"A":"B"}');
  ShowMessage(jo.AsJSon(True));

  jo.Clear;
  ShowMessage(jo.AsJSon(True));
end;

//修改与删除
procedure TForm1.Button2Click(Sender: TObject);
var
  jo: ISuperObject;
  str: string;
begin
  jo := SO('{"Name":"张三", "Age":88}');
  ShowMessage(jo.AsJSon(False, False));

  jo.S['Name'] := '李四';
  jo.I[;
  ShowMessage(jo.AsJSon(False, False));

  jo.Delete('Age');
  ShowMessage(jo.AsJSon(False, False));

  jo.D['Size'] := 1.83;
  ShowMessage(jo.AsJSon(False, False));
end;

//TSuperArray 的增、删、改与查看
procedure TForm1.Button3Click(Sender: TObject);
var
  jo,item: ISuperObject;
  ja: TSuperArray;
  i: Integer;
  str: string;
begin
  jo := SO('{"爱好":["编程","打球"]}');
  ShowMessage(jo.AsJSon(False, False));

  jo.A['爱好'].Add(SO('看电视'));
  ShowMessage(jo.AsJSon(False, False));

  ja := jo.A['爱好'];
  ja.Add(SO('游泳'));
  ShowMessage(jo.AsJSon(False, False));

  ja.Insert(, SO('睡觉'));
  ShowMessage(jo.AsJSon(False, False));

  ja.Delete();
  ShowMessage(jo.AsJSon(False, False));

  ja.D[] := 3.14;
  ShowMessage(jo.AsJSon(False, False));

  ja.O[] := SO('{}');
  ShowMessage(jo.AsJSon(False, False));

  str := '';
    do str := Format('%s %s', [str, ja.S[i]]);
  ShowMessage(Trim(str));

  str := '';
  for item in jo['爱好'] do str := Format('%s %s', [str, item.AsString]);
  ShowMessage(Trim(str));

  ja.Clear;
  ShowMessage(jo.AsJSon(False, False));
end;

end.