(Delphi DLL) Parse a Microsoft JSON Date (MS AJAX Date)

Demonstrates how to parse a Microsoft JSON Date, also known as an MSAJAX date.

Note: This example requires Chilkat v9.5.0.76 or greater.

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, DtObj, JsonObject, CkDateTime;

...

procedure TForm1.Button1Click(Sender: TObject);
var
json: HCkJsonObject;
success: Boolean;
dt: HCkDateTime;
bLocal: Boolean;
dtObj: HCkDtObj;

begin
// Note: This example requires Chilkat v9.5.0.76 or greater.
// The ability to automatically parse Microsoft JSON Dates (AJAX Dates) was added in v9.5.0.76
json := CkJsonObject_Create();

success := CkJsonObject_Load(json,'{ "AchievementDate":"/Date(1540229468330-0500)/"}');

dt := CkDateTime_Create();
success := CkJsonObject_DateOf(json,'AchievementDate',dt);
if (success <> True) then
  begin
    Memo1.Lines.Add('Unable to parse a date/time.');
    Exit;
  end;

// Show the date in different formats:
bLocal := True;
Memo1.Lines.Add('RFC822: ' + CkDateTime__getAsRfc822(dt,bLocal));
Memo1.Lines.Add('Timestamp: ' + CkDateTime__getAsTimestamp(dt,bLocal));
Memo1.Lines.Add('YYYY-MM-DD: ' + CkDateTime__getAsIso8601(dt,'YYYY-MM-DD',bLocal));

// Get integer values for year, month, day, etc.
dtObj := CkDateTime_GetDtObj(dt,bLocal);
Memo1.Lines.Add('year: ' + IntToStr(CkDtObj_getYear(dtObj)));
Memo1.Lines.Add('month: ' + IntToStr(CkDtObj_getMonth(dtObj)));
Memo1.Lines.Add('day: ' + IntToStr(CkDtObj_getDay(dtObj)));
Memo1.Lines.Add('hour: ' + IntToStr(CkDtObj_getHour(dtObj)));
Memo1.Lines.Add('minute: ' + IntToStr(CkDtObj_getMinute(dtObj)));
Memo1.Lines.Add('seconds: ' + IntToStr(CkDtObj_getSecond(dtObj)));

CkDtObj_Dispose(dtObj);

// Sample output:
// RFC822: Mon, 22 Oct 2018 17:31:08 -0500
// Timestamp: 2018-10-22T17:31:08-05:00
// YYYY-MM-DD: 2018-10-22
// year: 2018
// month: 10
// day: 22
// hour: 17
// minute: 31
// seconds: 8

CkJsonObject_Dispose(json);
CkDateTime_Dispose(dt);

end;