why we use new Date() in js code example

Example 1: new date parameters javascript

// new Date parameters in javascript
new Date(year, month, date, hours, minutes, seconds, ms)

Example 2: dates in javascript

new Date();
// Sat Jan 16 2021 22:08:57 GMT-0500 (Eastern Standard Time)
Date.now();
// 1610852869057  -> Seconds passed since Jan 1,1970

// Set the date
new Date(year, month, day hours, minutes, seconds, milliseconds)