Previesť javascript formát dátumu 2022-01-27t09:41 rrrr-mm-ddthh:mm:ss

javascript dátum, od string dd/mm/rrrr HH mm ss

    var d='dd/mm/yy hh:MM:ss';
    var d1=d.split(" ");
    var date=d1[0].split("/");
    var time=d1[1].split(":");
    var dd=date[0];
    var mm=date[1]-1;
    var yy=date[2];
    var hh=time[0];
    var min=time[1];
    var ss=time[2];
    var fromdt= new Date("20"+yy,mm-1,dd,hh,min,ss);