number month and year to date javascript code example

Example 1: how to get only month and year in js

let dateObj = new Date();

let myDate = (dateObj.getUTCFullYear()) + "/" + (dateObj.getMonth() + 1)+ "/" + (dateObj.getUTCDate());

Example 2: how to get date time day year in javscript

var today = new Date();
var date = today.getFullYear()+'-'+(today.getMonth()+1)+'-'+today.getDate();